Frank Turek is an American author, speaker, and Christian apologist known for his work in defending the Christian faith. He co-founded the organization CrossExamined.org, which focuses on providing resources and training for Christians to engage in discussions about their beliefs. Turek has written several books, including I Don't Have Enough Faith to Be an Atheist, where he argues for the rationality of Christianity. In addition to his writing, Turek hosts a radio program and has appeared on various media platforms to discuss topics related to faith, philosophy, and ethics. His approach often combines logic and personal experience to address questions about the existence of God and the validity of Christianity.