Berkley Center

Pamela Aall is a senior vice president at the U.S. Institute of Peace and provost of USIP’s Academy for International Conflict Management and Peacebuilding, where she has worked since 1993. Her research has focused on conflict management and resolution, mediation in inter- and intrastate conflicts, the role of education in conflict resolution, and the role that NGOs play in mediation efforts. Before joining USIP, she worked Rockefeller Foundation, the European Cultural Foundation, and the International Council for Educational Development; she has also consulted for the Institute of International Education and the President's Committee on the Arts and the Humanities. Aall is the author or editor of several publications, including Rewiring Regional Security in a Fragmented World (2011), Leashing the Dogs of War: Conflict Management in a Divided World (2007), and Taming Intractable Conflicts: Mediation in the Hardest Cases (2004), all with Chester A. Crocker and Fen Osler Hampson.

Stephen Colecchi served as the director of the Office of International Justice and Peace of the United States Conference of Catholic Bishops from 2004 to 2018. He worked on various international issues and coordinated the office's work with Catholic Relief Services, the Church, and other international bodies. Colecchi previously served as special assistant to the bishop and diocesan director of Catholic Charities, Catholic Relief Services, and the Campaign for Human Development in the Catholic Diocese of Richmond.  Colecchi holds a doctor of ministry degree from St. Mary's Seminary and University, a master's degree in religion from Yale University, and a B.A. from the College of the Holy Cross.

John P. Langan, S.J. was the Cardinal Bernardin Chair in Catholic Social Thought in the Department of Philosophy, Rose Kennedy Professor of Christian Ethics in the Kennedy Institute of Ethics, and a faculty fellow at the Berkley Center at Georgetown University until his death in March 2020. He also taught at Yale Divinity School, Drew University, and Loyola University Chicago. Langan's research interests included ethics and international affairs, especially applications of just war theory; human rights in theory and practice; capital punishment; Catholic social teaching; the place of religion in liberal political thought; and the ethical theories of St. Thomas Aquinas and St. Augustine. He edited Catholic Universities in Church and Society (1993) and A Moral Vision for America (1998). Langan held an A.B., M.A., and Ph.L. from Loyola University, as well as a B.D. from Woodstock College and Ph.D. from the University of Michigan.

Dr. Maryann Cusimano Love is a tenured professor of international relations at the Catholic University of America and an expert on international security and peacebuilding. She is a consultant to the Holy See Mission at the United Nations and a board member of the Arms Control Association and the Catholic Peacebuilding Network. She earned her Ph.D. from Johns Hopkins University, and her research focuses on just peace and just war, nuclear disarmament, religious actors and transnational networks, globalization, normative change. Recent publications include her book Global Issues Beyond Sovereignty (2020).

Daniel Philpott is a professor of political science at the University of Notre Dame. Philpott specializes in religion and global politics, with emphases on reconciliation, religious freedom, and theories of religious actors' political behavior. He has also participated in faith-inspired reconciliation efforts in some of the world’s worst conflict zones, including Kashmir and the Great Lakes region of Africa. Philpott's publications include Just and Unjust Peace: An Ethic of Political Reconciliation (2012); God’s Century: Resurgent Religion and Global Politics (2011, co-authored with Monica Toft and Timothy Shah); Strategies of Peace: Transforming Conflict in a Violent Word (2010, edited with Gerard F. Powers); The Politics of Past Evil: Religion, Reconciliation, and Transitional Justice (2006); and Revolutions in Sovereignty: How Ideas Shaped Modern International Relations (2001). From 2011 to 2016, he was an associate scholar with the Berkley Center's Religious Freedom Project and is currently a senior associate scholar with the Religious Freedom Institute. He holds a Ph.D. from Harvard University.​

Gerard Powers is the director of Catholic Peacebuilding Studies at the Kroc Institute for International Peace Studies at the University of Notre Dame. He also coordinates the Catholic Peacebuilding Network. Prior to joining the Kroc Institute in 2004, he directed the Office of International Justice and Peace of the United States Conference of Catholic Bishops, where he also served as a foreign policy advisor. 

The Hon. Douglas Roche, Order of Canada, is a Canadian politician and diplomat who has specialized in peace and human security issues throughout his career. He is the founder and chairman emeritus of the Middle Powers Initiative. A former Canadian senator and member of parliament, he also served the Holy See as a special advisor for disarmament and security. Pope John Paul II presented Roche with the Papal Medal for his service. He was the Canadian ambassador for disarmament from 1984 to 1989 and served as chairman of the United Nations Disarmament Committee in 1988. In addition, Roche is a former visiting professor at the University of Alberta and the author of 22 books, including The United Nations in the 21st Century (2015), How We Stopped Loving the Bomb (2011) and The Human Right to Peace (2003).

John Steinbruner is the director of the Center for International and Security Studies (CISSM) and a professor of Public Policy at the University of Maryland. His research focuses on international security and international policy. Steinbruner was the director of the Foreign Policy Studies Program at the Brookings Institution from 1978 to 1996 and previously taught at Yale University, the John F. Kennedy School of Government at Harvard, and MIT. Among his works are Principles of Global Security (2000) and The Cybernetic Theory of Decision: New Dimensions of Political Analysis (2nd edition 2002), as well as numerous journal article. Steinbruner holds an A.B. from Stanford and a Ph.D. in Political Science from MIT. In November 2005 he participated in the Colloquium on the Ethics of War after 9/11, co-sponsored by the Georgetown School of Foreign Service, the Kroc Institute of International Affairs at the University of Notre Dame, and the US Conference of Catholic Bishops.