Kevin Anderson is director of the Van Andel Creation Research Center, an extension of the Creation Research Society, in Chino Valley, Ariz.

David Buchanan is an associate dean for academic programs, and animal sciences professor and geneticist, at North Dakota State University in Fargo, S.D.

Walter Bradley is a former engineering professor at Baylor University in Waco, Texas, and an advocate of creationism and intelligent design.

Raymond Bohlin is a biologist and vice president of vision outreach with Probe Ministries of Richardson, Texas. He is the co-author of The Natural Limits to Biological Change. He is listed as a creation scientist by the Institute for Creation Research.

S. Brian Stratton is the chairman of the religious studies program and a professor of religious studies and philosophy at Alma College in Alma, Mich. He has been affiliated with the Metanexus Institute.

Steve Rissing is a professor at Ohio State University’s department of evolution, ecology and organismal biology.

Donald DeYoung is chairman of the science and mathematics department at Grace College in Winona Lake, Ind.

The Tallahassee Scientific Society is a group of laypeople, scientists, engineers and educators dedicated to increasing scientific literacy in Florida’s Big Bend area. They prefer texts to calls. Email through the website.

Richard J. Martinez an associate professor of management and the chair of the department of management, marketing and business at Houston Baptist University.