Stephen M. Ashby (PhD, Bowling Green State University) is assistant professor of philosophy and religious studies at Ball State University in Muncie, Indiana. Norman Geisler (PhD, Loyola University) is president of Southern Evangelical Seminary and author or coauthor of over fifty books including Decide for Yourself, Baker's Encyclopedia of Apologetics, and When Skeptics Ask. Norman L Geisler, es presidente de la Region seminario Evangelical. Es escritor de mas the 50 libros incluyendo. Decide por ty misma, Baker's Encyclopedia de Disculpas. Y Cuando Skeptics Preguntan. El es co-esritor de " Es La Iglesia Lista?", acompanada del libro " A Quien Hizo Dios?". Stanley N. Gundry is senior vice president and editor-in-chief of the book group at Zondervan. With more than thirty-five years of teaching, pastoring, and publishing experience, he is the author or coauthor of numerous books and a contributor to numerous periodicals. Steve Harper, PhD, is vice president and professor of spiritual formation at the Florida campus of Asbury Theological Seminary. He is the author of numerous magazine articles and has written twelve books, including Devotional Life in the Wesleyan Tradition and Praying through the Lord's Prayer. Dr. Harper and his wife, Jeannie, live in Orlando, Florida. They have two grown children and two grandchildren. Michael Horton (PhD, Wycliffe Hall, Oxford, and the University of Coventry) teaches theology and apologetics at Westminster Seminary in Escondido, California, where he lives with his wife, Lisa, and four children. A prolific author, he is also the host of The White Horse Inn, a nationally syndicated radio program, and editor of Modern Reformation magazine. J. Matthew Pinson (MAR, Yale University) is president of Free Will Baptist Bible College in Nashville, Tennessee.