Berkley Center

Russ Berkoff is the senior advisor for cybersecurity at A.T. Kearney, a global management consulting firm. Previously, Berkoff worked as president and CEO of engineering services company PTR Group. He has also worked previously with the National Security Agency as chief for strategic forecasting and deputy chief for strategic planning. His work has centered on the relationship between national cybersecurity and international relations. He obtained a B.S. in engineering from the United States Military Academy at West Point before receiving a M.S. in defense analysis from the Naval Postgraduate School; he later received a M.S. in finance from Loyola University Maryland.

Rev. Andrew (Drew) Christiansen, S.J., was Distinguished Professor of Ethics and Human Development in Georgetown’s School of Foreign Service and a senior fellow at the Berkley Center for Religion, Peace, and World Affairs from 2013 until his death in April 2022. His areas of research included nuclear disarmament, nonviolence and just peacemaking, Catholic social teaching, and ecumenical public advocacy. He was a frequent consultant to the Holy See and a member of the steering committee of the Catholic Peacebuilding Network. He also served on the Atlantic Council's Middle East Task Force and on the Holy See delegation that participated in the negotiation of the Treaty on the Prohibition of Nuclear Weapons during summer 2017.

Walter Grazer served as the director of the Environmental Justice Program for the United States Catholic Conference of Bishops (USCCB) from 1993 to 2007, in addition to several other positions with the USCCB. He now works as the principal consultant at Grazer & Associates, LLC. Grazer previously was a consultant and special adviser to the National Religious Partnership for the Environment. He co-edited And God Saw That It Was Good: Catholic Theology and the Environment (1996) with Rev. Drew Christiansen, S.J., and is the author of Catholics Going Green (2009).

Michael Kessler is executive director of the Berkley Center for Religion, Peace, and World Affairs at Georgetown University, an associate professor of the practice of moral and political theory in the Department of Government, and an adjunct professor of law at Georgetown Law. Kessler’s research and writing focus on theology, philosophical and religious ethics, and social, political, and legal theory. He is interested in problems of law and religion, both globally and in the U.S. constitutional context. Kessler is the author of several edited volumes, including The Oxford Handbook of Political Theology, co-edited with Shaun Casey (Oxford University Press, forthcoming); Political Theology for a Plural Age (Oxford University Press, 2013); and Mystics: Presence and Aporia, co-edited with Christian Sheppard (University of Chicago Press, 2003). He also wrote “Engaging Religion in U.S. Foreign Affairs,” a chapter in the Companion to Religion and Politics in the United States (Wiley-Blackwell, 2016). Kessler is a member of the Working Group on Displaced Persons and Hospitality to the Stranger, part of the Culture of Encounter Project.

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).

Until his death in September 2019, Gerard Mannion was the Joseph and Winifred Amaturo Chair in Catholic Studies in the Department of Theology and Religious Studies at Georgetown University and a senior research fellow at the Berkley Center, where his work focused on the role of the church in the world, on social ethics, and on ecumenical and interreligious dialogue. Mannion published widely in the fields of ecclesiology, ethics, and public theology, as well as in other fields of systematic theology and philosophy. He was the founding chair of the Ecclesiological Investigations International Research Network and president of the International Network of Societies for Catholic Theology (2017-2020). His numerous books included Pope Francis and the Future of Catholicism: Evangelii Gaudium and the Papal Agenda (2017), Where We Dwell in Common: Pathways for Dialogue in the 21st Century (ed., 2015), The Routledge Companion to the Christian Church (2008, ed. with Lewis Mudge), Catholic Social Justice: Theological and Practical Explorations (2007, co-edited with Philomena Cullen and Bernard Hoose), Ecclesiology and Postmodernity: Questions for the Church in Our Times (2007), and Schopenhauer, Religion and Modernity (2003). He was also editor of the Bloomsbury Publishing series "Ecclesiological Investigations" and series editor, with Oxford University’s Mark Chapman, of Palgrave Macmillan’s “Pathways for Ecumenical and Interreligious Dialogue” series.

Katherine Marshall, a senior fellow at Georgetown University’s Berkley Center for Religion, Peace, and World Affairs, leads the center’s work on religion and global development. She is also a professor of the practice of development, conflict, and religion in the Walsh School of Foreign Service, teaching diverse courses on the ethics of development work and mentoring students at many levels. She helped to create and now serves as the executive director of the World Faiths Development Dialogue, an NGO that works to enhance bridges between different sectors and institutions. In September 2022, she was appointed as a member of the Advisory Committee on Voluntary Foreign Aid at the U.S. Agency for International Development. Marshall has five decades of experience on a variety of development issues in Africa, Latin America, East Asia, and the Middle East, particularly those facing the world’s poorest countries. She was a World Bank officer from 1971 to 2006, and she led the World Bank’s faith and ethics initiative between 2000 and 2006. Marshall is a member of the Working Group on Child Rights and Family Values and the Working Group on Displaced Persons and Hospitality to the Stranger, both part of the Culture of Encounter Project.

Rev. Thomas Massaro, S.J., is professor of moral theology at Fordham University. His nine books and over one hundred published articles are devoted to Catholic social teaching and its recommendations for public policies oriented to social justice, peace, worker rights, and poverty alleviation. Father Massaro is author of Mercy in Action: The Social Teachings of Pope Francis (2018).