Dr. Diogenes Allen was a distinguished scholar in the field of the philosophy of religion and the Stuart Professor of Philosophy emeritus at Princeton Theological Seminary. He earned a Bachelor of Arts from the University of Kentucky in 1954, and went on to study at Oxford University as a Rhodes Scholar. He earned a BA (1957) and later an MA (1961) from Oxford. He earned the BD (1959), the MA (1962) and the PhD (1965) from Yale University. His thesis for his PhD was titled “Faith as a Ground for Religious Beliefs.” He joined the Seminary faculty in 1967 as associate professor of philosophy, and became a full professor in 1974. He was named the Stuart Professor in 1981. He retired and was named Stuart Professor Emeritus in 2002, and he passed away in 2013.