Maurice Samuels is a French professor at Yale University, where he also directs the Yale Program for the Study of Antisemitism.

Rachel B. Gross is an assistant professor of American Jewish studies at San Francisco State University. Her research interests include American religion, Jewish history and food.

Marnie Fienberg is the co-founder of 2 for Seder, which encourages Jews to invite at least two non-Jews to their Passover celebrations as a way to combat anti-Semitism. Her mother-in-law, Joyce Fienberg, died during the shooting at Tree of Life synagogue on Oct. 27, 2018.

Nathan P. Devir is an associate professor of Jewish studies, religious studies and comparative literature at the University of Utah, where he also directs the Middle East Center and Middle East studies program.

Stosh Cotler is CEO of Bend the Arc: Jewish Action, a liberal Jewish organization that combats conservative policies. Arrange an interview through Elliot Levy.

Matthew E. Boxer is an assistant research professor of modern Jewish studies at Brandeis University, where he studies American Jewish life and identity.

The Most Rev. Justin Welby is the archbishop of Canterbury, head of the Church of England. He has engaged a number of social issues since being installed in this role in March 2013, including poverty, climate change and medically assisted suicide.

Liat Ayalon is deputy director of the school of social work at Bar-Ilan University in Israel, where she specializes in aging. She is also a member of the Bioethics Advisory Committee of the Israel Academy of Sciences and Humanities.