~~Mark Sigman, MD is the Krishnamurthi Family Professor and Chief of Urology at the Warren Alpert Medical School of Brown University and Chief of Urology at Rhode Island Hospital and the Miriam Hospital.  Dr. Sigman’s clinical work focuses on male reproduction – both sexual dysfunction and infertility.  He is co-director of the Miriam Men’s Health Clinic.
Dr. Sigman’s research focuses on molecular biomarkers of male infertility in a collaborative research initiative at Brown University.  The research involves examining animal models of testicular toxicity and comparing changes in sperm epigenetic patterns to those in infertile men.
He is an editorial editor for Fertility and Sterility, is an oral examiner for the ABU, past president of the NE AUA, the Society for the Study of Male Reproduction, and the Society of Reproductive Surgeons.