In the summer of 1978, Hoyt Richards visited Nantucket with his family. One of six children, the then 16-year-old loved the annual trip to the Massachusetts island, a paradise full of sparkling water, jet skis, and endless sun.
But when he was sitting on the beach with a friend, a man laid down his towel, sat next to Richards, and started talking. “I had heard about him from my friend, this guy who was from New York and was into astrology and…