David Leaf is a biology professor at Western Washington University in Bellingham. He is an expert in molecular and cell biology and evolutionary developmental biology and has taught a course for high school and middle school teachers on the controversy involving evolution-creationism-intelligent design.

Christopher Thrutchley is a lawyer in Tulsa, Okla., who has written a paper titled “Eroding Biblical Foundation, Exploding Judicial Activism,” about what he sees as the erosion that teaching evolution has had on the nation’s laws.

Stephen G. Post, a Professor of Bioethics, Religion, and Philosophy at Stony Brook University and author of The Moral Challenge of Alzheimer’s Disease: Ethical Issues from Diagnosis to Dying (Johns Hopkins University Press, 2000), is an expert on Alzheimer’s. He is the author of the 2011 book, The Hidden Gifts of Helping.

Catherine Russell is the author behind the Epic of Evolution website, which is designed to assist educators in teaching evolution. She is based in Boulder, Colo. She can discuss evolution education and celebrating grace through evolution.

Victor H. Hutchison is a professor emeritus of zoology at the University of Oklahoma in Norman. He is an expert on evolution and the creationism-evolution debate.

Daniel K. Brannan is a professor of biology at Abilene Christian University in Abilene, Texas. He is an expert on evolutionary biology-Christian theology interfaces. He wrote an article for the Metanexus Institute’s online journal titled “Confessions of an Evolutionary Biologist,” in which he explored his belief in evolution and God.

Daniel I. Bolnick is an associate professor of integrative biology at the University of Texas at Austin. He can discuss natural selection and the creationism-evolution conflict.

Yakir Kaufman is a neurologist at Herzog Memorial Hospital in Jerusalem. He conducted a study published in 2005 showing that spiritual people may be better protected against Alzheimer’s disease.

Byron Adams is an associate professor in the department of microbiology and molecular biology at Brigham Young University in Provo, Utah. He can discuss evolution and its relationship to Mormonism.