Spanning five volumes, this comprehensive collection of essays, many previously unpublished or hard to find, showcases the intellectual rigor and spiritual passion of one of the most influential apologists of our time. With a prolific pen and a lifetime of scholarship, Dr. Geisler has inspired generations of students and scholars alike, earning him a reputation as a modern-day Thomas Aquinas meets Billy Graham. Through his vast array of writings, debates, and lectures, he has fearlessly defended the Christian faith, tackling the most pressing theological, philosophical, and apologetic challenges of our era. Now, for the first time, readers can engage with Dr. Geisler's most significant works in chronological order, tracing the development of his thought from the 1960s to the present. This magnum opus is an indispensable resource for anyone committed to the pursuit of truth and the defense of the faith.