Dr. Greer is the President and Co-Founder of the Heffter Research Institute and also it Medical Director.
From Institute website:
“Dr. Greer conducted over 100 therapeutic sessions with MDMA for 80 individuals from 1980 to 1985 with his psychiatric nurse wife, Requa Tolbert. He is a Distinguished Life Fellow of the American Psychiatric Association and Past President of the Psychiatric Medical Association of New Mexico. He was also the Clinical Director of Mental Health Services for the New Mexico Corrections Department during the 1990s. He was the Medical Director of the Heffter Research Institute from 1998 to 2017, when he became President.”