Board of Directors Alumni & Friends Leading the Way
Monica Abrams
Secretary
Monica Abrams graduated with an AB summa cum laude from Harvard College (1995); was awarded a master’s degree in politics from Oxford University (1997), where she was a Rhodes Scholar; and earned a JD from Yale Law School (2000).
After Yale, Monica was a Clerk for Judge Robert D. Sack of the U.S. Court of Appeals for the Second Circuit (2000-2001), and later worked for the Department of Justice Criminal Appellate Section (2001-2004).
Monica is a current board member of Milton Gottesman Jewish Day School, where she serves on the strategic planning committee and the endowment fund committee. Previously, she was a board member and Vice President of Charles E Smith Jewish Day School, and a board member of Congregation Beth El of Bethesda.
Monica and her husband, Gavin (H ’94), reside in Bethesda, MD, and have six children: Avi (Tisch/NYU’22), Jonah (H ’25), Zach, Daniela, Gabriel, and Eliana.
Geraldine Acuña-Sunshine
Geraldine Acuña-Sunshine AB ’92, MPP ’96 is president of the Sunshine Care Foundation for Neurological Care and Research (SCF), an international non-profit organization dedicated to finding innovative ways of delivering free clinical and neurological care to indigent patients in rural areas of Asia. In addition to providing medical care, SCF also funds and promotes the need for increased funding in neuroscience and brain research.After working as a corporate attorney in New York and Boston, Geraldine has also served as Senior Counsel in alternative investments for over 13 years at Bracebridge Capital in Boston. She is a member of Harvard University’s Board of Overseers, which advises the president and administration on the university’s priorities and strategic direction. Other roles include Chair of the Harvard College Fund Executive Committee (2015-2018), Chair of the HKS Fund Executive Council (2013-present), College Director for the Harvard Alumni Association (2014-2018), and Member of the Harvard Kennedy School Dean’s Council (2006-present).
She sits on the Massachusetts General Hospital President’s Council and was a board member at the Columbia Law School (2015-2018).
In the Jewish world, Geraldine’s activities include serving as Board Member at the Combined Jewish Philanthropies of Greater Boston (2012-present, Campaign Co-Chair 2014-2016), American Jewish Joint Distribution Committee (2015-present), Congregation Kehillath Israel in Brookline, MA (2006-2016), The Rashi School in Dedham, MA (2015-present), and Harvard Hillel (2018-present).
Arthur Applbaum
Arthur Applbaum is Adams Professor of Political Leadership and Democratic Values. His work on political legitimacy, civil and official disobedience, and role morality has appeared in journals such as Philosophy & Public Affairs, Journal of the American Medical Association, Harvard Law Review, Ethics, and Legal Theory.
He is the author of Ethics for Adversaries, a book about the morality of roles in public and professional life. Applbaum has written about the ethics of executioners and of butlers, and he has consulted to the government about the ethics of spies. Recent articles include “Legitimacy without the Duty to Obey” and “Forcing a People to Be Free.” Applbaum recently completed a political philosophy novel for teenagers and hopes to complete a book on political legitimacy for adults soon. He was Acting Director of the Edmond J. Safra Center for Ethics at Harvard, where he currently directs the undergraduate fellowships in ethics. Applbaum established the core course in political ethics at the Kennedy School, and also teaches the political theory field seminar in the Government Department and a freshman seminar, “What Happened in Montaigne’s Library on the Night of October 23, 1587, and Why Should Political Philosophers Care?” He has been a member of Harvard’s Advisory Committee on Shareholder Responsibility and chairs the ethics advisory board of a stem cell research foundation. Applbaum holds degrees from Princeton and Harvard. He was a Fulbright Scholar in Jerusalem, a Faculty Fellow in Ethics at Harvard, and a Rockefeller Fellow at Princeton University’s Center for Human Values.
Adina Astor
Chair
Adina Astor ’93, MBA ’98 is a former McKinsey consultant, and has been a management and strategic consultant for 25 years. Over the last decade she has advised mission-based organizations on strategy and planning, working extensively with non-profits, philanthropies, public-private collaboratives, and institutions in areas such as entrepreneurship and small business development, workforce development, health and human services, and housing and community development. Her work has included engagements with several noteworthy Jewish-led organizations, including the nationally renowned Jewish Vocational Service in Boston and newly expanded Jewish Community Federation and Endowment in the Bay Area.
Adina is a proud graduate of the Solomon Schechter Day School of Greater Boston, from which her son also graduated last year and where her daughter is a seventh grader. Over the years she has played various leadership roles in the school’s alumni development and strategic planning. Adina was a long-time member of Temple Israel in Natick, MA, where she grew up, and her family now are active member of Temple Emanuel in Newton, MA. As an undergraduate, Adina led the egalitarian minyan at Harvard Hillel
Judith A. Berlin
Judy Berlin is a Certified Public Accountant, with an MBA with highest distinction from Babson College, a BJEd from Hebrew College, and a BS and MA from Boston University. Prior to her retirement, Judy was Corporate Director of Internal Audit and of Investment Management at CareGroup, the corporate parent of Beth Israel Deaconess Medical Center and other affiliate hospitals. Judy’s two children are Harvard alumni, as is her husband Charles Berlin, who is the Lee M. Friedman Bibliographer in Judaica in the Harvard Library.
Bradley M. Bloom
Hon. Member
Brad Bloom has invested in private companies since the late 1970s and in 1986 was a co-founder of Berkshire Partners, a private equity firm with more than $13 billion in assets under management. He continues to serve as a Managing Director of Berkshire Partners, where he has been actively involved with consumer and retail portfolio companies. Mr. Bloom has an AB from Harvard College and an MBA from Harvard Business School. He is a former Chairman of the Board of Directors of Combined Jewish Philanthropies of Boston and a former President of the Board of Trustees of Milton Academy. He is also active in various organized roles at Harvard University, including serving on the Harvard Corporation Committee on Finance and planning committees for the Allston campus.
David Borrus
David Borrus P’17 is the Business Manager for UBC Pile Drivers & Divers Local 56, New England Regional Council of Carpenters, representing over 470 pile drivers, marine welders, commercial drivers, and harbor pilots. He is also a Trustee for the New England Carpenters Training Fund. David has been a commercial diver since 1979, and a member of the Local 56 since 1991.
David has been an At Large delegate to the Jewish Community Relations Council of Boston since 2013, and is active on the organization’s Israel and Global Affairs Committee. He has been a board member of the New England Jewish Labor Committee, and in July 2019 co-led a JCRC Israel Study trip for Labor Leaders, which included representatives from the Carpenters, Electricians, Painters, Nurses, and Police unions.
From 1980-1984 he lived in Israel and was a founding member of Kibbutz Lotan. He also was an Eisendrath International Exchange Scholar in 1976, living at Kibbutz Nahal Oz during his junior year in high school.
He is a graduate of the Professional Diving School of New York (1979) and the University of Rhode Island (B.S., Resource Development 1987). His son, Sam, graduated from Harvard College in 2017.
Lavea Brachman
Immediate Past Co-Chair
Lavea Brachman ’84 currently divides her time between her hometown of Columbus, Ohio and Detroit, Michigan, where she serves as Vice President of Programs at the Ralph C. Wilson, Jr. Foundation. Prior to this position, for almost ten years, Lavea was executive director and co-founder of the Greater Ohio Policy Center, a nonpartisan think tank and policy advocacy organization advancing urban and regional revitalization strategies. A nationally recognized expert on policy and practice focused on the US older industrial cities located in the Midwest and Northeast, Lavea has held various fellowships in this field with national think tanks, including the Brookings Institution and the German Marshall Fund in Washington, D.C. and that Institute of Land Policy in Cambridge, MA.
Before founding the Greater Ohio Policy Center, Lavea practiced environmental law at a Washington, D.C. firm and was a partner at a Cambridge, MA consulting firm advising Fortune 500 companies on brownfield and industrial property reuse. Lavea also served in the Clinton Administration’s Department of Energy developing future land reuse policies for decommissioned nuclear sites and worked at a Chicago non-profit organization focused on sustainability issues in the Great Lakes states. Lavea has taught urban policy courses at the Massachusetts Institute of Technology and The Ohio State University and authored articles and reports on infrastructure, community, and economic redevelopment issues. Lavea holds her AB form Harvard College, a law degree from the University of Chicago Law School, and a master’s degree in city planning from the Massachusetts Institute of Technology. Lavea and her husband, Andrew, have two children, one a recent graduate from the University of Chicago now living in New York City and the other in the Harvard College Class of 2020.
Allison Burman Gordon
Allison Burman Gordon worked for Goldman, Sachs & Co. between 1992 and 2002 as a senior member of a team responsible for developing and managing more than $1 billion in client assets. After leaving Goldman Sachs, she became the co-Executive Director of Ouko Community Initiatives (OCI), an economic and social development project in Kenya. Among her many leadership roles, Allison serves on the board of Achieve, a program that provides academic and social support and mentoring to impoverished inner-city Boston school children, as well as the board of the Anti-Defamation League, on which she has served for more than 25 years. Allison is a graduate of MIT and Wellesley College and studied at the London School of Economics and London Business School. She also received her MBA from MIT’s Sloan School of Management and her master’s degree from the Harvard Graduate School of Design. She lives in Boston with her husband and three children.
Lynda Bussgang
Lynda Bussgang graduated from Harvard College in 1991, and the Harvard Graduate School of Education in 2001. Currently, she serves as the Director of Volunteer, Youth and Community Engagement for Hebrew Senior Life (HSL). Lynda’s work connects older adults living in HSL’s eight campuses across Greater Boston with schools, youth organizations and individuals who are eager and willing to commit their time to support seniors’ needs and address the pervasive loneliness and isolation of this population. Lynda currently serves on the Leadership Council and the New England Advisory Board of Facing History and Ourselves, as well as the Leadership Council of the JCRC. Lynda’s a former board member of the Rashi School and a former co-chair of the Temple Beth Elohim Capital Campaign. Lynda has also been involved with CJP as a participant in the Acharai program and a member of various committees over years. A former professional musical theater entertainer, Lynda continues to share her musical talents in the Boston area. She and her husband, Jeff, have 3 children – Jackie (25), JJ (23) and Jonah (20) – who share her passion for Judaism and our vibrant local Jewish community.
Marc Cohen
Marc A. Cohen, Ph.D. is a Professor of Gerontology in the McCormack Graduate School of Policy and Global Studies at UMass Boston. In his role at UMass, Dr. Cohen is the Co-Director of the LeadingAge LTSS Center @UMass Boston and he also serves as a Research Director at Community Catalyst. Prior to joining UMass in the fall of 2016, Dr. Cohen served as the Chief Research and Development Officer and former President and co-founder of LifePlans, Inc., a long-term care research and risk management company that works with both the public and private sector on issues related to the financing and delivery of long-term care. Over his 25 year career, Dr. Cohen has conducted extensive research and analysis on a variety of public policy issues affecting the financing and delivery of long-term care services and has promoted public-private partnerships in helping to address the nation’s challenges. Dr. Cohen has testified before Congress, the Bipartisan Policy Center, and other organizations on issues related to long-term care financing and private insurance. He served on Governor Deval Patrick’s Task Force on Long-Term Care financing for the Commonwealth of Massachusetts and most recently he served on the Steering Committee of the Long-Term Care Financing Collaborative, which recently published its recommendations for improving the nation’s financing of long-term care. He has served on numerous task forces focused on the financial challenge presented by an aging population. Over the years, his work has been quoted extensively and he has been interviewed by The New York Times, Wall Street Journal, and Time Magazine as a thought-leader on issues affecting elder care financing. Dr. Cohen received his Ph.D. from the Heller School at Brandeis University and his Masters Degree from the Kennedy School of Government at Harvard University.
Teodoro Forcht Dagi
Bio coming soon
William Danoff
Jonathan Engel
Jonathan Engel is a professor of public affairs at Baruch College, CUNY. After graduating Harvard in 1986, he earned a PhD in the history of medicine and science, and an MBA in finance, both from Yale. He has written a number of books on topics ranging from AIDS to obesity, Medicaid, psychotherapy, Cold War science policy, and the Great Society. He lives in Washington DC with his wife, Rozlyn, where they are active in Adas Israel Congregation. They have four grown children and two grandchildren. In his spare time, Jonathan likes to hike, play chamber music and tennis, and dote on his grandchildren.
Laura Fein
Laura Fein AB ’91-’92, JD Columbia ’96, P ’22 is a former attorney who currently runs her own consulting practice focused on leadership development, strategic planning, marketing and fundraising. Her work has included planning necessary to launch an innovative Jewish high school in Bergen County, NJ, and an entrepreneurial program to bring Israeli scientists to U.S. schools for in-residence learning projects.
Previously, Laura was the Director of the Jewish Community Relationship Council for the Jewish Federation of Northern New Jersey, responsible for government relations, intergroup relations, Israel advocacy, and addressing anti-Semitism and BDS. She conceptualized, planned, and executed ICAN, the largest regional Israel advocacy training conference in the U.S., with over 200 students registered from over 45 high schools.
Following her Harvard graduation, Laura attended Hebrew University (’92-’93) as a Wallenberg Scholar. She later received a Certificate in Jewish Philanthropy from Yeshiva University (’15-’16) Laura’s daughter, Aviva Ramirez ’22, lives in Dunster House and is active at Harvard Hillel.
Sara Fleiss
Sara is a Senior Lecturer in the Finance Unit at Harvard Business School. She was the co-founder and co-portfolio manager of Emeth Partners, an emerging markets arbitrage hedge fund. Prior to founding Emeth, Sara was the lead analyst on the Emerging Markets Equities portfolio at Harvard Management Company (HMC). At HMC, Sara built and developed a team that focused on risk arbitrage, volatility arbitrage, and relative value trading strategies. She started her career on the Citigroup Equity Derivatives desk.
Sara holds an M.B.A. from Harvard Business School (2006) and an A.B. in Applied Math from Harvard College (2002) where she was the captain of the Harvard Golf Team. While at Harvard, Sara was an active member of Harvard Hillel, joined for most Friday night dinners and participated in a variety of programming. She has many close friends from her time spent.
Sara serves on the board of The Park School and the investment committee at Milton Academy. Sara lives in Brookline with her husband and three children. They are members of Temple Emanuel.
Benjamin M. Friedman
Benjamin M. Friedman is the William Joseph Maier Professor of Political Economy, and formerly Chairman of the Department of Economics, at Harvard University. He has written extensively on economic policy, and in particular on the role of the financial markets in shaping how monetary and fiscal policies effect overall economic activity. His book Day of Reckoning: The Consequences of American Economic Policy Under Reagan and After (Random House, 1988) received the George S. Eccles Prize, awarded annually by Columbia University for excellence in writing about economics. His work has also addressed broader questions concerning economics and economic policy. His book The Moral Consequences of Economic Growth (Knopf, 2005) examined the political and social implications of growth versus economic stagnation.
In addition to Day of Reckoning and The Moral Consequences of Economic Growth, Mr. Friedman is the author and/or editor of nine other books, aimed primarily at economists and economic policymakers, as well as the author of more than one hundred and fifty articles on monetary economics, macroeconomics, and monetary and fiscal policy, published in numerous journals. Specific subjects of this work include the effects of government deficits and surpluses on interest rates, exchange rates, and business investment; appropriate guidelines for the conduct of US monetary policy; and appropriate policy actions in response to crises in a country’s banking or financial system. He is also a frequent contributor to publications reaching a broader audience, including especially The New York Review of Books.
Mr. Friedman’s current professional activities include serving as a director and member of the editorial board of the Encyclopaedia Britannica, a director of the Private Export Funding Corporation, a trustee of the Pioneer Funds, and a director of the National Council on Economic Education. In addition, he has served as a director of financial markets and monetary economics research at the National Bureau of Economic Research, as a member of the National Science Foundation Subcommittee on Economics, as an adviser to the Congressional Budget Office and to the National Federal Reserve Bank of New York, as a trustee of the College Retirement Equities Fund, and as a director of the American Friends of Cambridge University. He is also a member of the Council on Foreign Relations and the American Academy of Arts and Sciences.
Mr. Friedman joined the Harvard faculty in 1972. Before then he worked with Morgan Stanley & Co., investment bankers in New York. He had also worked in consulting or other capacities with the Board of Governors of the Federal Reserve System, the Federal Reserve Bank of New York, and the Federal Reserve Bank of Boston. Mr. Friedman received the AB, AM, and PhD degrees in economics from Harvard University; during his graduate study at Harvard he was a Junior fellow of the Society of Fellows. In addition, he received the MSc degree in economics and politics from King’s College, Cambridge (UK), where he studied as a Marshall Scholar.
Among other awards, Mr. Friedman was the 2005-6 recipient of the John R. Commons Award, presented every two years in recognition of achievements in economics and service to the economics profession, and in 2008 he received the Medal of the Italian Senate.
Beth Gelles
Beth graduated from Harvard College in 1990 with a BA in English and American Literature and earned an MBA from Northwestern University in 1997. She is the co-founder of Acceptance Ahead, an advisory firm that has guided hundreds of high school students in the U.S. and internationally through the college application process. Beth particularly enjoys exploring Jewish life on college campuses.
A dedicated community volunteer, Beth works with a Westchester County non-profit to provide college counseling to underserved students and leads pro-bono workshops for local schools. She previously spent 15 years in advertising and marketing with companies such as Procter & Gamble, Kraft, and several start-ups.
While living in the San Francisco Bay Area, Beth served on the boards of The Carey School and the Bay Area Discovery Museum, and she created a music program introducing young children to diverse genres. A lifelong lover of music, she enjoys performing in Temple musicals and videos, particularly those celebrating Jewish holidays. Beth actively supports her community in Scarsdale, NY through initiatives with Westchester Reform Temple and the Scarsdale High School Speech & Debate team.
Beth and her husband, Jeff, have three children—Zack (Harvard ’21), Lindsay (WashU ’23), and Carly (Harvard ’27)—who join in celebrating as many Jewish holidays as they can as a family.
Rosalind E. Gorin
Bio coming soon
Jonathan Gould
Jonathan Gould is a professor of law at NYU, where he writes on topics in constitutional law, administrative law, and legislation. He was previously the Class of 1965 Professor of Law at UC Berkeley. Jonathan holds a PhD, JD, and AB from Harvard, where he served as President of the Harvard Law Review.
Steven Grinspoon
Dr. Steven Grinspoon is a Professor of Medicine at Harvard Medical School and Endowed Chair of Neuroendocrinology and Metabolism at MGH. He directs the MGH Program in Nutritional Metabolism and the Nutrition Obesity Research Center at Harvard. He has served on the Harvard faculty since 1995, and is well recognized for his work, selected to the American Society for Clinical Investigation and the Association of American Physicians for his scientific contributions. He was named as the 2016 recipient of the Endocrine Society Gerald Aurbach Laureate Award for Outstanding Translational Research. Steve and his wife, Winnie Sandler Grinspoon, are the proud parents of three children, one of whom is now at Harvard Medical School. Philanthropically, they have promoted Jewish Day School initiatives as well as the PJ Library.
Jessi Izhakoff Yellin
Jessi Izhakoff Yellin ’15 is a healthcare consultant with Health Advances, a healthcare and life science strategy consulting firm. She will soon join the Wharton MBA class of ’23 within their Healthcare Management program.
As a Harvard undergraduate, Jessi was a coxswain for the varsity men’s heavyweight rowing team, a member of Mather House Council, and an active member of the Harvard Hillel community. Jessi served as Harvard Hillel Freshman Week Co-Coordinator in 2012, and was President of Friday Night Lights, a student group seeking to build a broad and inclusive Jewish community across campus by hosting monthly Shabbat dinners at the Harvard Hillel.
Michael Kaplan
Michael is a partner at the New York office of Davis Polk & Wardwell, LLP, an international law firm, where he is co-head of the Firm’s global capital markets group. Michael is also actively involved in the Jewish community. He recently completed his term on the board of trustees of Congregation Kehillat Jeshurun, an Orthodox synagogue in Manhattan, and serves on the board of trustees for Carmel Academy, a pluralistic day school in Greenwich, CT. . He is also a member of AIPAC’s National Council. Michael graduated from Harvard College summa cum laude with a B.A. in History and received his J.D. degree magna cum laude from Harvard Law School. He is married to Dr. Jennifer Kaplan AB ’92, who practices at Memorial Sloan Kettering Cancer Center, and has four children, Melissa, Benjamin, Joseph, and Joshua. Melissa and Benjamin both currently attend Harvard College.
Rachel Kay
Rachel Kay graduated with an AB in History from Harvard College in 2001 and has a JD from Columbia Law School. Rachel currently serves as senior vice president and chief people officer at Hearst. In this capacity, she leads enterprise-wide talent strategy across Hearst’s multifaceted businesses, which include media, healthcare, transportation and financial services. Before joining Hearst, Rachel spent 15 years at McKinsey & Company, where she held a variety of leadership roles spanning talent strategy, professional development, operations and diversity; her career at McKinsey began as a consultant.
Rachel is married to Michael Kay ’01, former Hillel President, and together they have two children – Ethan and Anna. In addition to her work with Hillel, Rachel is on the board of Leading Edge and an active class marshal for the class of ’01.
David B. Keidan
Hon. Member
Bio coming soon
Andrew Lobel
Andrew Lobel ’19, graduated from Harvard College with an AB in History and a secondary in Economics. He earned his MBA from Stanford Graduate School of Business in 2025, where he served as President of the Jewish Business Students Association.
Andrew is a Vice President at Avesi Partners, a private equity firm focused on healthcare investments. Prior to joining Avesi, he was a private equity investor at New Mountain Capital and an investment banking analyst at Credit Suisse in New York.
As an undergraduate at Harvard, Andrew was deeply involved with Harvard Hillel, serving as Vice President of Holidays and later as Co-Chair of Shabbat 1000.
Andrew and his wife, Rachel, live in New York City.
Jeff Mendelsohn
Jeff Mendelsohn is a public servant, nonprofit leader, and political strategist with a passion for building coalitions to advance common goals. Jeff is the founder and CEO of Coalition Strategy Group LLC, a consulting firm that helps nonprofit organizations with strategic planning, program development and initiation, alliance building, and grassroots advocacy. Jeff is an avid public speaker and writer, has a deep knowledge of U.S.-Israel relations and U.S. politics, and believes in building consensus to advance a mission.
Born and raised in San Antonio, Texas, he received a degree from Harvard College and went on to earn his law degree from Harvard Law School. He then clerked for a federal district court judge in New York before practicing corporate litigation for three years at a large law firm.
Pursuing his passion for public service, Jeff served as chief of staff to two Texas members of Congress, both Hispanic Democrats, where he managed the office and staff while also leading special projects that brought together diverse parties to achieve common goals. Jeff worked closely with national Hispanic organizations to advance communal interests and developed strong working relationships with business, civic and political leaders in San Antonio to further the congressman’s representational duties.
After working on Capitol Hill, Jeff joined AIPAC where he launched and managed its Outreach Program to engage non-Jewish communities in pro-Israel advocacy. He built relationships with leaders in the Hispanic, African American, and evangelical Christian communities, working on a bipartisan basis to educate them about the US-Israel relationship. Jeff also designed and led educational trips to Israel that had a lasting impact on the participants’ understanding of the issues. He successfully built the program and lead a team of 16 across the United States.
Following AIPAC, Jeff launched and led Pro-Israel America, a pro-Israel political organization dedicated to supporting the election of pro-Israel candidates to Congress on a bipartisan basis. He launched and managed the organization’s PAC and SuperPAC, which together raised more than $7M in two cycles and developed new pro-Israel fundraising tools still in use today, helping change the way the pro-Israel community engaged in political action.
Jeff is deeply involved in Jewish life. He has served as a board member and board president of his synagogue, remains active in two congregations, and serves as a board member of the Harvard Hillel. Jeff lives in Washington, DC, and he and his wife have three adult children.
Robert H. Mnookin
Robert H. Mnookin is the Samuel Williston Professor of Law at Harvard Law School, the Chair of the Program on Negotiation at Harvard Law School, and the Director of the Harvard Negotiation Research Project. A leading scholar in the field of conflict resolution, Professor Mnookin has applied his interdisciplinary approach to negotiation and conflict resolution to a remarkable range of problems, both public and private.
A renowned teacher and lecturer, Professor Mnookin has taught numerous workshops for corporations, governmental agencies, and law firms throughout the world and trained many executives and professionals in negotiation and mediation skills. On behalf of the World Intellectual Property Organization in Geneva, he designed and has taught annual workshops for intellectual property professionals. Professor Mnookin has served as a consultant to governments, international agencies, major corporations, and law firms. As a neutral arbitrator or mediator, he has resolved numerous complex commercial disputes.
Professor Mnookin has written or edited ten books and numerous scholarly articles. In his most recent book, Bargaining with the Devil: When to Negotiate, When to Fight, Mnookin explores the challenges of making such critical decisions. Using eight conflicts drawn from history and his own professional experience, he offers a framework that applies equally to international conflicts and everyday life.
Adam D. Nahari
Adam D. Nahari AB ’20 is a Partner and Chief Data & AI Officer at Pinegrove Venture Partners, where he leads the firm’s efforts to apply AI and advanced analytics to drive better investment outcomes. His work centers on deploying cutting-edge data science to enhance how Pinegrove sources opportunities, evaluates investments, and supports portfolio companies.
Prior to Pinegrove, Adam led the data science and AI group at Berkshire Partners, where he developed and operationalized analytics across the investment lifecycle—from algorithmic sourcing and data-driven diligence to value creation in portfolio companies. Previously, Adam served as a Research Scientist at Harvard Medical School’s Predictive Medicine Group, designing predictive models in healthcare and pharma.
Adam began his career in the Israel Defense Forces. As an officer in Unit 8200 of the Intelligence Corps, Adam led teams of officers and soldiers responsible for capturing and analyzing data in order to produce meaningful intelligence insights.
A data scientist by training, Adam has applied AI and computational methods across multiple sectors to drive strategic insights and high-impact decisions.
While in college, Adam was an active member of the Jewish community on campus and led the Harvard Israel Trek for four years.
Adam is an MIT System Design and Management Fellow. He earned a B.A. from Harvard University and an M.S. from MIT.
Nathan Rosin
Nathan Rosin graduated from Harvard Business School in 2023 as a Baker Scholar and has a BA from Columbia University. He is currently the Vice President of Crimson Lion Family Office, LLC, where he supports the investment activities and operations of the family, as well as their philanthropic efforts through the Crimson Lion Foundation. Previously, Nathan served as an Advisor on Boston Mayor Michelle Wu’s executive team, and worked in the U.S. Wealth Business at BlackRock. He also serves as a Board Member of Breaktime, a nonprofit startup that tackles youth homelessness in Boston. Nathan lives in Needham, MA with his wife Emily and rescue pup Simon.
James Sebenius
Formerly on the faculty of Harvard’s Kennedy School of Government, Sebenius also currently serves as Vice Chair and as a member of the Executive Committee of the Program on Negotiation (PON) at Harvard Law School. At PON, he chairs the University’s annual Great Negotiator Award program, which has intensively engaged with negotiators such as Richard Holbrooke, Lakdhar Brahimi, George Mitchell, and Bruce Wasserstein. He also co-directs a project (with Nick Burns and Bob Mnookin) to extensively interview all former U.S. Secretaries of State—as of January 2017, including James Baker, George Shultz, Henry Kissinger, Madeleine Albright, Colin Powell, and Condoleezza Rice—about their most challenging negotiations.
Donald Siegel
Hon. Member
Donald J. Siegel is an attorney at Segal Roitman, LLP in Boston, where has been a partner since 1978. Umbrella groups of Labor organizations like the Massachusetts ALF-CIO and the Massachusetts Building Trades Council are major forces of Don’s practice, and as their General Council he advises on policy issues and legal questions and works on legislative initiatives. In addition to his work with Harvard Hillel, Don is active in other community and bar related groups and serves as a member of the National Board of the Jewish Labor Committee. He has received the Cushing-Gavin award as an outstanding union attorney and the Massachusetts AFL-CIO Merit Award. He serves as co-chair of the New England Jewish Labor Committee and is a former president of the Jewish Community Relations Council or Greater Boston and of Harvard Hillel. Don earned a BA from the University of Wisconsin and a JD from Harvard Law School.
Todd C. Sloane
Todd C. Sloane is an Associate Principal at Payette, a leading architectural firm in Boston. Over the last 29 years there, he has led teams that have worked on some of the firm’s most important and technically challenging projects. Most recently, Mr. Sloane completed the renovations of Memorial Church in Harvard Yard. His work has been recognized by the American Institute of Architects (AIA) New England and AIA Rhode Island chapters, as well as by the Boston Society of Architects. Mr. Sloane is currently a member of the Board of Overseers at BIDMC and has been involved in a number ofboards in the Boston area. He received both a Bachelor of Architecture and Bachelor of Fine Arts from the Rhode Island School of Design. He and his wife Elizabeth “Lili” have two children. Mr. Sloane’s father, Carl Sloane, is a graduate of Harvard College (1958) and the Harvard Business School (1960). He taught at the Harvard Business School – Professor Emeritus (1990-2000) as well as served as Chairman of the Harvard Hillel Foundation (2010-2015). His sister Lisa Sloane is a graduate of Harvard University (1982), Harvard Kennedy School (1987), and sister Amy Sloane-Pinel is a graduate of Harvard University (1984).
Prudence Steiner z”l
Hon. Member
This year, we mourned the loss of a devoted friend and leader of Harvard Hillel.
Prudence Steiner served on our Board for decades, playing pivotal roles on our Executive Director search committees and the Finance committee during critical periods in Hillel’s history. Through extraordinary generosity, Prudence strengthened Hillel’s foundation and ensured that generations of Jewish students could find a welcoming home on campus.
We honor her memory with deep gratitude for a legacy of leadership, vision, and philanthropy continues to inspire our mission of enriching Jewish student life at Harvard.
Daniel Tabak
Treasurer
Dan Tabak is a litigation partner at Cohen & Gresser in New York City, where his practice focuses on complex commercial disputes with an emphasis on litigation and arbitration involving the financial industry. Dan is also chair of the firm’s Pro Bono Committee, a former co-chair of its Ethics Committee, and a member of the firm’s Diversity and Inclusion Committee. Dan graduated Harvard College in 1992 and the Columbia University School of Law in 1995.
David Weinstein
David Weinstein is the founder and CEO of Write the World, an international online writing community dedicated to improving the writing and critical thinking skills of high school students. David incubated Write the World during a fellowship at Harvard’s Advanced Leadership Initiative. With a passion for education, David serves as a trustee of Boston College and Bryant University. During an earlier career as a business executive and corporate lawyer at Fidelity Investments, a financial services firm, David was Chief of Administration, managing the firm’s human resources, legal, real estate, government relations, security, compliance, consulting, and accounting functions. David has participated on a variety of civic, business, and not-for-profit boards including the John F. Kennedy Library Foundation, Harvard Hillel, Belmont Hill School, Fessenden School, Harvard’s Belfer Center for Science and International Affairs and Taubman Center for State and Local Government, Boston College Law School, US Supreme Court Historical Association, US Chamber of Commerce Foundation, American Heart Association, and Reading Is Fundamental. David is a Trustee Emeritus of Temple Emanuel, Newton, MA. David and his wife, Clare, live in Newton, MA and their son, Matthew, is a student at Harvard Law School. David is a Fellow at the American Academy of Arts & Sciences and a graduate of Boston University and Boston College Law School.