D. Q. McInerny received doctorates in American studies (University of Minnesota) and philosophy (National University of Ireland, University College Cork) and spent nearly fifty years teaching in the college classroom. He has written a series of philosophy textbooks, including A Course in Thomistic Ethics (Fraternity Publications Service, 1997), Being Logical: A Guide to Good Thinking (Random House, 2004), Natural Theology (Fraternity Publications Service, 2005), and An Introduction to Foundational Logic (FPS, 2014).