is a physician board certified in Endocrinology, Diabetes and Metabolism and Internal Medicine. Research interests have included circadian rhythms, magnesium and bone disorders, thyroid carcinoma, type 2 diabetes education, weight loss and food addiction. He has been active in private practice for 12 years. Most recently he has been involved in education regarding male and female sex hormones and development including critically examining childhood gender dysphoria diagnosis and treatment from the perspective of an endocrinologist. You can read more here, and see his testimony to the California Senate regarding foster children and gender affirmative care.