A bull shark (Carcharhinus leucas) swimming in the Pacific Ocean shutterstock/Leonardo Gonzalez
, Paul de Gelder (HarperCollins) and , David Shiffman (Johns Hopkins University Press)
BY FEBRUARY 2009, Paul de Gelder had spent thousands of hours in the water as part of his job as a diver in the Australian Navy.
Early one morning, he was conducting a counterterrorism trial, swimming solo around Sydney Harbour, when he was attacked by a 3-metre-long shark. The fish slammed into him with its jaws, pinning de Gelder’s right hand to his leg. He recalls being shaken like a rag doll, feeling…



