The Ancient Greeks believed that, throughout the menstrual cycle, the uterus floated around the female body causing women to become hysterical (and to practice witchcraft). In 2022, how much more do we know about the links between menstrual and mental health? I’ll introduce the Menarche, Menstruation, Menopause and Mental Health (4M) consortium and our plans to conduct research that incorporates a wide range of expertise and diverse voices.