Alexis Polles, M.D.
Alexis Polles, M.D. is a graduate of Tulane University School of Medicine. She is residency trained in Emergency Medicine and Psychiatry. Dr. Polles has worked with professionals with addictive and psychiatric disorders for more than 30 years in clinical and administrative roles. She is the former Medical Director of the Mississippi Professionals Health Network. Dr. Polles is a Board Certified psychiatrist and Fellow of the American Psychiatric Association, a Diplomat of the American Board of Addiction Medicine, a Certified EMDR therapist and EMDRIA approved trainer, a Certified Sex Addiction Therapist and Supervisor, and a Certified Medical Review Officer. She has been intensively trained in Dialectical Behavior Therapy. Her special areas of interest, in addition to addiction, are professional sexual misconduct, professional burnout, and post-traumatic stress disorder.
Penelope P. Ziegler, M.D., FASAM
Medical Director Emerita
Penelope P. Ziegler, M.D., FASAM, is the former Medical Director and Chief Executive Officer of the Professionals Resource Network, Inc. (PRN). Before coming to PRN in July 2013, Dr. Ziegler was the Medical Director of the Virginia Health Practitioners’ Monitoring Program. She has worked in the addiction field since 1985, and been the Medical Director of several treatment and monitoring programs. She serves on the Board of Directors of the Federation of State Physician Health Programs. Dr. Ziegler is Board Certified in general and addiction psychiatry and in addiction medicine.
Chief Operating Officer
Tish Conwell is the Chief Operating Officer at PRN. Ms. Conwell has worked at PRN since 2001, and assumed the role of Chief Operating Officer in 2019. Ms. Conwell’s responsibilities include management of the Administrative Department staff and operations, liaison with the Florida Medical Association, Department of Health and Department of Business and Professional Regulation and University researches for PRN research and data analysis.
Delena R. Torrence, MS, CAP, ICADC
Case Manager Supervisor
Delena graduated from California State College (now California University of Pennsylvania), with a Bachelor of Arts in Psychology and an Aging Specialist Certificate. She is also a graduate of Springfield College in Tampa, Florida with a Masters of Science in Human Services, and a minor in Community Psychology. Delena is certified by the State of Florida as an Addiction Professional as well as an Internationally Certified Alcohol and Drug Counselor. She is a veteran of the United States Air Force.
Delena has been employed by the Professionals Resource Network (PRN) as a Case Manager since 2001. She has been involved with referring participants for evaluation and treatment as well as being responsible for monitoring the participants. Delena is assigned to monitor medical students and acts as liaison between the medical school contacts and PRN. Delena assists in orienting and training new case management staff.