Joseph Nicolosi, Ph.D. is a clinical psychologist, founder and director of the Thomas Aquinas Psychological Clinic, in Encino, California, and the President of the National Association for Research and Therapy of Homosexuality (NARTH). For the last 15 years, his professional focus has been reparative therapy, a controversial psychotherapy that considers homosexuality a disorder that can be cured. His Ph.D. is from the California School of Professional Psychology. Wikipedia
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