In 1995, he left his private practice of 28 years to devote his full-time attention to working with the Medical Institute for Sexual Health, a nonprofit medical/educational research organization he established in 1992. As an innovator in the field of reproductive medicine, he introduced laparoscopy, gynecologic microsurgery and laser surgery to the Central Texas area. Along with three other physicians, Dr. McIlhaney was instrumental in bringing in-vitro fertilization and embryo transfer to Austin, Texas.
Dr. McIlhaney has co-authored over six books including Hooked: The Brain Science on How Casual Sex Affects Human Development, and 1001 Health-Care Questions Women Ask.
Dr. McIlhaney resides in Austin, Texas with his wife, Marion.