John C. Marshall, MD, PhD Outstanding Leadership in Endocrinology Award John C. Marshall is a world-renowned, highly innovative reproductive endocrinologist. After developing the first gonadotropin radioimmunoassays in the UK, John’s initial studies elucidated the physiology of luteinizing hormone (LH)/follicle stimulating hormone (FSH) secretion in health and disease. John published the first gonadotropin releasing hormone (GnRH) […]

