You only die once. But you can get close a few times. Bruce Greyson never was very spiritual, but after interviewing 1,000’s of people who have had near-death experiences he’s changed his mind about life after death. His book is After: A Doctor Explores What Near-Death Experiences Reveal about Life and Beyond.Later in the show: William Isom II is the director of Black in Appalachia. His work with Amy Clark led to his discovery in Tennessee of the grave of his great, great grandfather. Plus: For a decade, now, Amy Clark has been probing family land to make sense of ghost stories. A cemetery of enslaved people punctuates the family homestead. Now she’s troubling myths of Appalachia to make the ground talk.