Dr. Ali Chappell is the Founder and CEO of Lilli Health and a leading PCOS and insulin resistance researcher with over a decade of experience in women’s health nutrition. With a Ph.D. in Nutrition focused on reproductive endocrinology and an NIH postdoctoral fellowship in women’s health, she combines scientific expertise with her own lived experience of PCOS. Through Lilli Health, Dr. Chappell teaches her science-backed Low Insulin Lifestyle (LILLI) approach and is the author of Low Insulin Lifestyle, helping women better understand and manage PCOS through evidence-based nutrition and insulin management.