Lukas Haynes joined the Institute as a Visiting Scholar to work on his book, Peace Through Power: FDR’s Military Leaders and the Pragmatism of the UN Charter, published by the Foreign Policy Association in fall 2025. Haynes has worked on philanthropy to shape U.S. foreign and domestic policy for almost 25 years, including as founder of Leveraged Philanthropy, a donor advising firm, and as CEO of the David Rockefeller Fund (2015-22), where he created and refined grants programs to promote climate solutions, criminal justice reform and democracy. 

From 2022-24, Haynes was a visiting distinguished fellow at Stanford University’s Center on Philanthropy and Civil Society and he is a current board director of Rihanna’s Clara Lionel Foundation, Protect Our Winters Action Fund, Sepsis Alliance and Effective Institutions Project.

Haynes was a Harvard University Kennedy School Fellow in 2001 and he has published in The New York Times, The Economist, Comparative Strategy, and the Stanford Social Innovation Review. From 2000-01, Haynes had a White House appointment at the U.S. Department of State Policy Planning Staff and wrote for Secretary of State Madeleine Albright during visits to 30 countries abroad. He earned his Master’s in Politics and International Relations from Oxford University (2002) and a B.A. in International Relations from the College of William and Mary (1993).