Ryan Claassen is a professor of political science at Kent State University. He is the author of Godless Democrats and Pious Republicans? Party Activists, Party Capture and the “God Gap.”

D.L. Mayfield is a writer and author who covers refugees, Christian theology and other ethical issues. She published a reflection on Hallmark movies in Christianity Today in 2015.

Catriona Robertson is the director of Christian Muslim Forum, a London-based interfaith organization aimed at healing divides between Christian and Muslim faith communities.

Linda Feldman is the director of family education for the Bureau of Jewish Education of Greater Phoenix, which offers courses for interfaith couples.

Keith A. Mayes is a professor of African-American history at the University of Minnesota. He studies the significance and appeal of black holidays, including Kwanzaa.

Ellen Davis is the senior vice president for research and strategic initiatives for the National Retail Federation, which studies spending related to winter holidays.

Dianne Ashton is a professor of religion and American studies at Rowan University in Glassboro, N.J. She is the author of Hanukkah in America: A History.