Bill Gavin, a well-known cave diver and co-founder of the Woodville Karst Plain Project (WKPP), has passed away. He was a significant figure in underwater cave exploration, helping to develop safety standards and innovative equipment for divers. Gavin was known for his work in establishing the Hogarthian gear configuration, which later influenced the DIR diving philosophy. He made remarkable discoveries and connections within Florida’s flooded cave systems, setting records in the process. His contributions greatly shaped the diving community, and he will be missed by many.