From Marxism to Judaism: Selected Essays of Will Herberg (1989) editor
American Jews and the Separationist Faith: A New Debate on Religion in Public Life (1992) editor
Making a Life, Building a Community: A History of the Jews of Hartford (1997)
Religion and State in the American Jewish Experience (1997), with Jonathan D. Sarna
Secularism, Spirituality, and the Future of American Jewry (1999) editor with Elliott Abrams
The Presidents of the United States and the Jews (2000) with Alfred J. Kolatch
The Pius War : Responses to the Critics of Pius XII (2004) with Joseph Bottum
The Myth of Hitler’s Pope: How Pope Pius XII Rescued Jews from the Nazis (2005)
Icon of Evil: Hitler’s Mufti and the Rise of Radical Islam (2008) with John Rothmann
John Paul II and the Jewish People: A Jewish-Christian Dialogue (2008), editor with Matthew Levering.
Harold E. Stassen: The Life and Perennial Candidacy of the Progressive Republican (2013)
Jewish Justices of the Supreme Court: From Brandeis to Kagan (2017)
Jews and American Public Life: Essays on American Jewish History and Politics – With the foreward by Jonathan Sarna (2022)