Dr. Howard is a Doctor of Public Health with advanced degrees in Biochemistry and Biology. He is also a dedicated male enhancement coach at MyPenisDoctor.com.

Dr. Andrew Siegel is the Assistant Clinical Professor of Surgery at the Rutgers-New Jersey Medical School. He is the author of MALE PELVIC FITNESS: Optimizing Sexual and Urinary Health.

Dr. Paolo Gontero is Associate Professor of Urology at the University of Studies of Torino, and is Vice Chairman of the Division of Urology, San Giovanni Battista Hospital in Torino, Italy.

Dr. Andrew McCullough is a urologist with over 30 years of experience in the field of male sexual health. He is currently a journal reviewer for the Journal of Urology.

Dr. Laurence A. Levine is recognized as one of the leading men’s health specialists in the treatment of erectile dysfunction and deformities of the penis caused by Peyronie’s disease (penis curvature).

Dr. Abraham Morgentaler graduated Harvard Medical School in 1982. He has published more than 130 scientific articles and is regular contributor to television and radio shows like NBC, CBS, and CNN.

Rob Michaels is the founder of PEGym.com and the author of the bestselling book, Penis Exercises: A Healthy Book for Enlargement, Enhancement, Hardness, & Health.

AJ Alfaro is the lead PE trainer on PEGym.com and the founder of MaleEnhancementCoach.com.

Kimberly Wylie is an expert in male sexual health, having helped thousands of men, over the last decade. She was the managing editor for Penis Exercises: A Healthy Book for Enlargement, Enhancement, Hardness, & Health.

Corin Alexander is a senior health writer for PEGym.com. She has written medical features for various news sites and focuses on writing male sexual health articles.