Robert Kegan is a developmental psychologist, consulting in the area of adult development, adult learning, professional development and organization development. He taught at Harvard University for 40 years until his retirement in 2016. The recipient of numerous honorary degrees and awards, his thirty years of research and writing on adult development have contributed to the recognition that ongoing psychological development after adolescence is at once possible and necessary to meet the demands of modern life. His seminal books, The Evolving Self and In Over Our Heads, have been published in several languages throughout the world.