Len Sperry, MD, PhD, is Professor of Mental Health Counseling at Florida Atlantic University, and Clinical Professor of Psychiatry and Behavioral Medicine at the Medical College of Wisconsin where, for several years, he held appointments as a tenured full professor in the Departments of Psychiatry, Preventive Medicine, and Family and Community Medicine, and is board certified in Psychiatry and in Preventive Medicine. He has more than 600 publications, including 60 professional books. He is also a member of 13 book and journal editorial boards.