Charles Bruce Greyson (born October 1946) is Professor Emeritus of Psychiatry and Neurobehavioral Sciences at the University of Virginia. He is author of After: A Doctor Explores What Near-Death Experiences Reveal about Life and Beyond (2021), co-author of Irreducible Mind (2007) and co-editor of The Handbook of Near-Death Experiences (2009). Greyson has written many journal articles, and has given media interviews, on the subject of near death experiences.