Greg Koukl has a master's degree in apologetics and a master's degree in philosophy. He's spoken on over 50 university campuses and hosted his own radio talk show supporting Christianity Worth Thinking About for 18 years. Greg is the founder and president of Stand to Reason (str.org) and a Christian apologetics adjunct professor at Biola University.
- Tactics, 10th Anniversary Edition: A Game Plan for Discussing Your Christian Convictions
- The Story of Reality: How the World Began, How It Ends, and Everything Important that Happens in Between
- The Story of Reality Study Guide: How the World Began, How It Ends, and Everything Important That Happens in Between
- Relativism: Feet Firmly Planted in Mid-Air
- Tactics Study Guide, Updated and Expanded: A Guide to Effectively Discussing Your Christian Convictions
- #1238 in Religious Books & Novels