Leonard Saxe directs the Steinhardt Social Research Institute and the Cohen Center for Modern Jewish Studies at Brandeis University in Waltham, Massachusetts. He has conducted studies on many aspects of Jewish life, including intermarriage, the impact of Birthright Israel and antisemitism on college campuses.

Jan. 29, 2013, The Dallas Morning News blog post which takes offense to the belief that the religious left needs to be more combative to gain traction in the national conversation.

Read a May 23, 2011, article from the Washington Examiner about the coalition of religious groups forming to back Maryland’s version of the DREAM Act.

Jan. 11, 2013, The Washington Post article on what the religious left must do to gain more national and media attention.

Transcript of an April 16, 2013, letter to President Barack Obama questioning the American drone program signed by several progressive religious leaders.

Pet Star’s collection of interfaith greeting cards feature two dogs or cats – one wearing a Santa hat, the other, a yarmulke.

Phil and Elise Okrend are co-founders of MixedBlessing, a company in Raleigh, N.C., that produces interfaith cards, music and other holiday items. The Okrends, both Jewish, also are co-authors of the children’s book Blintzes for Blitzen (MixedBlessing, 1996).

Joel A. Carpenter is a professor of history at Calvin College in Grand Rapids, Mich., where he also directs the Nagel Institute for the Study of World Christianity. He also is the former religion officer for the Pew Charitable Trusts and former director of the Institute for the Study of American Evangelicalism.

Asma Afsaruddin is chair of the Department of Near Eastern Languages and Cultures at the University of Indiana.