Norman Cotterell, PhD, earned his AB in Psychology from Princeton University and his PhD from the University of Delaware. He completed his postdoctoral fellowship at the Center for Cognitive Therapy at the University of Pennsylvania in 1990, under the direction of Dr. Aaron T. Beck. Dr. Cotterell is a Founding Fellow of the Academy of Cognitive Therapy and has served as a protocol therapist on a variety of large-scale psychotherapy outcome studies, including drug abuse, panic disorder, and the prevention of depression. He has lectured extensively for hospitals, churches, and support groups, and has conducted workshops across the United States and in Brazil. He has supervised residents and fellows in cognitive therapy and is a past recipient of the O. Spurgeon English Faculty Award for teaching psychiatry residents at Temple University. He is a faculty member and therapist at Beck Institute who treats older adolescents, adults, older adults, and couples with a variety of difficulties.