Robert John Russell is professor of theology and science, and founder and director of the Center for Theology and the Natural Sciences at the Graduate Theological Union in Berkeley, California.
William R. Stoeger, S.J., is Staff Astrophysicist at the Vatican Observatory, Vatican Observatory Research Group, Steward Observatory, The University of Arizona, Tucson Arizona. He is also Adjunct Associate Professor of Astronomy at the University of Arizona. Francisco J. Ayala is the Donald Bren Professor of Biological Sciences at the University of California, Irvine.
George V. Coyne, S.J. (1933 – 2020) was an American Jesuit priest and astronomer who directed the Vatican Observatory and headed its research group at the University of Arizona from 1978 to 2006.
Other Contributors: John Paul II, Ian Barbour, Michael Buckley, S.J., W. Norris Clarke, S.J., Richard Clifford, S.J., Michael Heller, Ernan McMullin, Olaf Pedersen, Mary Hesse, Nicholas Lash, Janet Martin Soskice, C.J. Isham, John Leslie, Sallie McFague, Ted Peters, John Polkinghorne, Robert John Russell, William Stoeger, S.J., and Frank Tipler.