He is author/editor of more than fifteen books including The Challenge of the Holocaust for Christian Theology, Christ in the Light of the Christian-Jewish Dialogue, Jesus and the Theology of Israel (recently published in a Russian edition), Biblical and Theological Reflections on the Challenge of Peace, Justice in the Marketplace: CTU's Pastoral Commentary on the Bishops' Letter on the Economy, The ecological challenge: Ethical, Liturgical and Spiritual Responses, Reinterpreting Revelation and Tradition: Jews and Chrisiants in Conversation, Good and Evil After Auschwitz, Ethics in the Shadow of the Holocaust and Two Faiths, One Covenant?
He is also a contributor to numerous edited volumes on issues related to the Holocaust and to Social Ethics. and to numerous journals. He served for seven years as Editor of New Theology Review; serves on the editorial boards of the Journal of Ecumenical Studies, Journal of Holocaust and Genocide Studies, Explorations, Shofar: An Inter-disciplinary Journal of Jewish Studies, and Bridges: An Interdisciplinary Journal.
He is president of the International Council of Christians & Jews (ICCJ) and its Abrahamic Form; a member of the Catholic Theological Society, the American Academy of Religion, The Society of Christian Ethics (past board member), the Polish Institute of Arts and Sciences (National Advisory Council), the Polish American Historical Association, the Ethics Working Group of the World Conservation Union, and the Association of University Leaders for a Sustainable Future, the American Polish Advisory Council, the Society of Jewish Ethics and the Board of Religions for Peace USA and past co-chair (and currently board member and honorary co-chair) of the National Polish American-Jewish American Council; vice president, American Association for Polish-Jewish Studies.
He was appointed by President Carter to the United States Holocaust Memorial Council in 1980; reappointed to three successive terms by Presidents Bush and Clinton, currently serves on the Council's Strategic Planning Committee, its Committee on Conscience, the Academic Committee and chairs its Church Relations Committee and served for several years on the Council's Executive Committee and on the key Committees responsible for the construction of the museum building as well as the development of its permanent exhibition. He was selected by President Bush as a member of the White House delegation representing the President at the 50th Anniversary International Commemoration at the Babi Yar Massacre site, Kiev, Ukraine, October 1991.
He is a member of the Advisory Committee on Catholic-Jewish Relations of the National Conference of Catholic Bishops; Past Member, Christian-Jewish Relations Committee of the National Council of Churches (USA); member of the Faiths in the World Committee of the National Association of Diocesan Ecumenical Officers and of the Interreligious Coordinating Council in Israel;on the Board of Directors of the Parliament of the Worlds Religions and of the National Advisor Council of the United States Committee for the World Conference of Religions for Peace (WCRP). He was a four year member of the Presbyterian/Reformed-Catholic Bilateral Dialogue;1986 recipient of "The Righteous Among the Nations Award” from the Holocaust Museum in Detroit; the 1989 Raoul Wallenberg Humanitarian Award from The American Jewish Committee in 1993; the "Person of the Year” Award from the Polish Council of Christians and Jews (Warsaw), 1994; The NOSTRA AETATE Award from the Archdiocese of Chicago 1995; the Officers' Cross of Merit for Distinguished Service to the Polish Nation, Government of Poland, 1995; the Eternal Flame Award from St. Leo University and the American Jewish Committee, 1999; "The Heart to Heart” Award from the Polish National Church, Lublin, Poland, 2000; named an "Illustrious Person and Honorary Citizen” of Montevideo by the City Council of Montevideo, Uruguay, 2001; Honorary Doctorate, Hebrew Union College, Cincinnati, 2001.
He was a member, Vatican Delegation, International Jewish-Catholic Dialogues, Baltimore (1992), Jerusalem (1994), and New York (2001) and was a participant/speaker in Christian/Jewish/Muslim Dialogues in Spain (1986 & 2000); Rome (1986), Indiana University (1987), Detroit (1987), Chicago (1992) and Haifa, Israel (1993). He was a delegate to the Millenium Summit of the World's Religious and Spiritual Leaders convened at the United Nations by Secretary General Kofi Annan in August 2000 and participant/speaker at the World Economic Forum, 2002 and 2005.
He was holder of two fellowships at Cambridge University, Fall 2004 and is currently at work on a book on the non-Jewish victims of the Nazis.
JR & F