Hooman Sadri, MD, PhD, assistant professor of Urology and Regenerative medicine at Wake Forest University health, is an andrologist who specializes in male reproductive medicine and directs the male fertility research program. He served as MD director for the American Society of Andrology board of directors and is active in related societies. His expertise includes electro ejaculation, vas reversal, and microsurgical testicular sperm extractions. His clinic is a national referral for Klinefelter syndrome, other genetic causes of hypogonadism, and spinal cord injury infertility. He established and also directs the spermatogonia stem cell bank for fertility preservation of high-risk boys and men, one of the world’s largest bio-banking systems.