California Organization of Methadone Providers (COMP)
The California Opioid Maintenance Providers (COMP) is a not for profit (501c) corporation whose mission is: 1) to promote access to high quality treatment for opioid addiction, using medication and psychosocial interventions; 2) to disseminate information about medication-assisted treatments in order to dispel myths, promote understanding and acceptance, and reduce stigma associated with these treatments; 3) to encourage clinicians, administrators and policy makers to use best practice models and interventions supported by research evidence; 4) to advocate for patients who use opioid medications as a tool in their recovery.
Link to website: http://www.comproviders.com/

David Mee-Lee, M.D.
Psychiatrist, Teacher, Trainer and Consultant
A leading expert in co-occurring substance use and mental disorders with over thirty years experience, David Mee-Lee, M.D. has trained and consulted for hundreds of organizations, both nationally and worldwide. Focusing on person-centered services that uphold clinical integrity, high quality and cost-consciousness are the trademarks of David’s practice. In all facets of his work, he promotes empathy, compassion, communication and flexibility.
Link to website: http://www.changecompanies.net

Thomas McLellan, Ph.D.
Psychologist, professor of psychiatry at the University of Pennsylvania and founder and Executive Director of the Treatment Research Institute, a not-for-profit research and evaluation institute in Philadelphia.

Treatment Research Institute
Investigators at the Treatment Research Institute are dedicated to the advancement of treatment effectiveness in substance abuse through research and dissemination. In academic and real-world settings, TRI scientists conduct original research and evaluate the findings of their peers to identify what works and what doesn’t in substance abuse treatment.
Link to website: http://tresearch.org

Nora Volkow, M.D.
Director of the National Institute on Drug Abuse, National Institutes of Health

NIDA’s Website for Health Professionals
This NIDA web site has been designed for health professionals. The resources will help you, your staff, and your patients stay current with the latest science-based facts on drug abuse and addiction. NIDA, an institute of the National Institutes of Health, is the world's leading source of science-based knowledge on preventing and treating drug addiction, a chronic, relapsing disease affecting the brain and behavior.
Link to website:http://www.drugabuse.gov/medstaff.html