William Lane Craig is an American philosopher, theologian, and Christian apologist known for his work in the philosophy of religion. He is a prominent advocate for the existence of God and has authored numerous books and articles on topics such as the cosmological argument and the moral argument for God's existence. Craig is also known for his debates with atheists and skeptics, where he presents rational arguments in support of Christianity. Craig earned his Ph.D. in philosophy from Brandenburg University of Technology in Germany and has taught at various institutions, including Talbot School of Theology and Houston Baptist University. He founded the Reasonable Faith organization, which aims to provide resources for defending the Christian faith. His work has made a significant impact on contemporary discussions in philosophy and theology.