Jill Heinerth is a Canadian cave diver, underwater explorer, writer, photographer, and filmmaker. She is a veteran of over thirty years of filming, photography, and exploration on projects in submerged caves around the world. She has made TV series, consulted on movies, written several books and is a frequent corporate keynote speaker. Jill is the first Explorer in Residence for the Royal Canadian Geographical Society, recipient of Canada’s prestigious Polar Medal and is a Fellow of the International Scuba Divers Hall of Fame. In recognition of her lifetime achievement, Jill was awarded the Sir Christopher Ondaatje Medal for Exploration from the RCGS and the William Beebe Award from the Explorers Club.