William F. Pettit Jr., M.D., is co-owner with his wife, Dr. Linda Pettit of 3 Principles Intervention LLC. Dr. Pettit has presented the Three Universal Principles of Mind, Consciousness and Thought as the essence of his psychiatric practice since 1983. As of June,2017 Drs. Pettit have relocated to Phoenix Arizona. Through December of 2018, Dr. Pettit practiced tele-psychiatry two mornings a week. In addition he does 3 Principles consultations and teaching nationally and internationally. Moved by what he has witnessed in the past 35 years, Dr. Pettit is dedicating scheduled time to writing a book “Stories of Hope, One Cause, One Cure”
A graduate of Creighton University, Omaha, NE and the University of Illinois College of Medicine, Chicago, IL, Dr. Pettit completed his psychiatric residency at the Philadelphia Naval Regional Medical Center in Philadelphia, PA and Portsmouth Naval Regional Medical Center in Portsmouth VA. He is board-certified in Psychiatry, and has been previously certified in Adolescent Psychiatry, Geriatric Psychiatry and Psychosomatic Medicine and Addiction Medicine. Pettit served as a physician in the United States Navy for over 9 years, including 3 years as a Navy Flight Surgeon and 3 years as Chief of Psychiatry of the Navy Nuclear Submarine base at Groton, Connecticut.
Presently, Dr. Pettit holds appointments as Adjunct Clinical Professor at Creighton University School of Medicine, Department of Psychiatry and as Adjunct Clinical Professor at Michigan State University School of Osteopathic Medicine, Department of Psychiatry. Formerly he served as, Adjunct Professor at Sienna Heights University and Associate Professor of Behavioral Medicine and Psychiatry at West Virginia University (WVU), where he was the Medical Director of the Sydney Banks Institute at WVU. In addition, Dr. Pettit had previously held an appointment as Adjunct Assistant Professor at the Des Moines, Iowa Osteopathic School of Medicine. Dr. Pettit is a recognized educator in the Three Principles Understanding, and has presented at many national and international conferences and consulted to numerous clients and organizations both nationally and internationally.
David Van Nuys, PhD
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