Sean Barker began SCUBA diving at 17 and later became an instructor in Sydney and on the Great Barrier Reef, where he gained valuable sea experience. He pursued a degree in Marine Science, focusing on subjects like Coral Reef Ecology and Shark Ecology. His research on Grey Nurse Sharks led to the creation of the “Spot a Shark” initiative in 2009, involving citizen scientists in monitoring shark populations. Barker’s work has significantly contributed to understanding and protecting marine life