Before coming to Cedarville University in 1991, Dr. John Whitmore taught high school science and math and spent a summer working for the United States Geological Survey. Dr. Whitmore serves on the board of the Creation Geology Society and is a member of the Creation Research Society and the Geological Society of America (GSA). His publications include many GSA abstracts, journal articles, book chapters, popular articles, and an adventure book titled The Great Alaskan Dinosaur Adventure. He is co-author of The Heavens and the Earth, a college-level earth science textbook. He speaks internationally on the topics of Creation, geology, and Noah's Flood and has led many trips in the Grand Canyon with Answers in Genesis and Canyon Ministries. In 2018, he was editor of the Proceedings of the Eighth International Conference on Creationism.