Patrick Q. Mason holds the Howard W. Hunter Chair of Mormon Studies at Claremont Graduate University in Claremont, Calif., and is author of The Mormon Menace: Violence and Anti-Mormonism in the Postbellum South. Mason is a leading expert on anti-Mormonism.

Sandra Tanner co-founded the Utah Lighthouse Ministry with her late husband, Jerald. The ministry seeks “to document problems with the claims of Mormonism and compare LDS doctrines with Christianity.” Both of the Tanners were raised in the LDS church.

Stephen E. Robinson is a professor of ancient scripture at Brigham Young University in Provo, Utah. He is the co-author of How Wide the Divide? A Mormon and an Evangelical in Conversation.

David Knowlton is a professor in the behavioral science department at Utah Valley University in Orem. His specialties include the anthropology of Mormonism.

U.S. Rep. Mike Simpson, a Republican, represents Idaho’s 2nd District and is a member of the LDS church.

U.S. Rep. Buck McKeon, a Republican, represents California’s 25th District and is an LDS church member.

U.S. Rep. Raul Labrador, a Republican, represents Idaho’s 1st District and is an LDS church member.

U.S. Rep. Jim Matheson, a Democrat, was re-elected in 2008 to his fifth term representing Utah’s 2nd District. He also belongs to the LDS church.

U.S. Sen. Jeff Flake, a Republican, represents Arizona and is a member of the LDS church.