John F. Hawley is a professor and chairman of the astronomy department at the University of Virginia in Charlottesville. He co authored Foundations of Modern Cosmology (2nd edition, 2005).

John P. “Jack” Hughes is a professor of physics and astronomy at Rutgers, The State University of New Jersey, in Piscataway. He teaches courses on cosmology and astrophysics and can talk about the formation of galaxies.

The Institute for Theological Encounter with Science and Technology in St. Louis is an interfaith organization of Christians working to foster a “community of scientists and technologists who are dedicated both to the advancement of scientific understanding AND to the growth of Christianity.” Sister Marianne Postiglione is director of communications.