Peter C. Hill, Ph.D. (Social Psychology), Professor of Psychology at the Rosemead School of Psychology and Director of the Office of Academic Research and Grants, Biola University, is a Fellow of the American Psychological Association and is a past president of APA’s Division 36 (Society for the Psychology of Religion and Spirituality). His research interests include religious and spiritual measurement as well as positive psychological virtues such as humility (both intellectual and otherwise), forgiveness, and gratitude, particularly as they relate to religious experience. Other interests include religious fundamentalism, and the role of affect in religious and spiritual experience.