Norman L. Geisler (1932– ) has taught at the university and graduate level for over 50 years. He holds degrees from Wheaton College, William Tyndale College, and Loyola University, and is known for his scholarly contributions to the subjects of Christian apologetics, theology, and philosophy.
After his studies, he became Wheaton's graduate assistant in the Bible-Philosophy department. He has since taught theology, apologetics, and philosophy at Detroit Bible College, Trinity Evangelical Divinity School, and Dallas Theological Seminary, and was dean of Liberty Center for Research and Scholarship in Lynchburg, VA.
In 1992, Geisler co-founded Southern Evangelical Seminary in Charlotte, North Carolina. In 2007, he co-founded Veritas Evangelical Seminary in Murrieta, California, where he serves as chancellor and distinguished professor of Apologetics.
Geisler is the author or co-author of over 80 books, including the books in the Norman L. Geisler Collection, The Norman L. Geisler Apologetics Library, and his three-volume Systematic Theology.