About the author:
Norman L. Geisler (born 1932) is a Christian systematic theologian, philosopher, and apologist. He is the co-founder of two non-denominational Evangelical seminaries.
Geisler's education includes a Th.B. (1964) from William Tyndale College, B.A. in philosophy (1958) and M.A. in theology (1960) from Wheaton College, and a Ph.D. in philosophy from Loyola University. He had additional graduate work at Wayne State University, the University of Detroit, and Northwestern University in Evanston, Illinois