St. Thomas Aquinas (1225-1274) was a Doctor of the church. He was an Italian Dominican friar and Roman Catholic priest who was an influential philosopher, theologian, and jurist in the tradition of scholasticism. Canonized in 1323 by Pope John XXII, Aquinas was the foremost classical proponent of natural theology and the father of Thomism.
Charles J. O'Neil (1909-1988) was professor of philosophy at Loyola University from 1934 to 1947, Marquette University from 1947 to 1961, and at Villanova University from 1961 to 1976. He was a Navy captain during World War II. He is author of several philosophical works and translated the Summa Contra Gentiles of St. Thomas Aquinas into English.
The late John A. Oesterle was assistant chairman of the department of philosophy at the University of Notre Dame (1972-1977) and the editor of The New Scholasticism (1967-1977).