Sidney Callahan, Ph.D, is an award winning author, professor and licensed psychologist. She earned her B.A. in English (magna cum laude) from Bryn Mawr College, her M.A. in Psychology from Sarah Lawrence College and a Ph.D in Social and Personality Psychology from the City University of New York. Callahan has written numerous articles, books, and columns devoted to religious, psychological, and ethical questions. She has been awarded many honors in the course of her career and served on many boards. For twenty years she taught and served as a tenured professor of psychology; she has also held visiting chairs of interdisciplinary studies and moral theology at Georgetown and St. John’s University in New York. She has lectured at over three hundred academic and public institutions. Callahan is also former columnist for the National Catholic Reporter.