Steven G. Miller practiced Behavioral Medicine and Forensic Medicine for more than 30 years, was nationally recognized as an expert on clinical reasoning, problem solving and decision-making as well as alienation and estrangement, and he served often as an expert witness, litigation consultant and trial strategist. Board certified in both Internal Medicine and Emergency Medicine, Dr. Miller’s work had often focused on the interface between psychology and medicine, and he specialized in child maltreatment, child protection, parental alienation, alignment and pathological enmeshment. Dr. Miller was sought out as a speaker and trainer, and he had conducted hundreds of continuing education courses for physicians and other health care professionals and also frequently lectured. For more than 30 years, Dr. Miller was on the teaching faculty at Harvard University.