Dr. Grady S. McMurtry is an American Christian apologist who focuses on the areas of biblical creation and creation science. Dr. McMurtry earned his B. S. from the University of Tennessee, Knoxville; an M. S. from the State University of New York, Syracuse; and a D. D. from the School of Theology, Columbus, Georgia. He is a Regent and Adjunct Professor of the School of Theology, Columbus, Georgia; Life Member of the Creation Research Society; and a member of the Mensa Society.

McMurtry was an evolutionist for 20 years, a theistic evolutionist for one and a half years, and has been a biblical creationist for 35 years. He has made hundreds of appearances on radio and television; lectured in universities, colleges and schools; and spoken in churches worldwide. In addition, Dr. McMurtry is on the recommended speaker lists of national educational and ministerial organizations. Lastly, he is the author of many articles magazine and newspaper articles in the United States and abroad.