MacInnis, Joseph B.

Joseph Beverly MacInnis (born 2 March 1937) is a Canadian physician, author, and diver. In 1974, MacInnis was the first scientist to dive in the near-freezing waters beneath the North Pole. In 1976 he became a member of the Order of Canada. MacInnis currently studies leadership in high risk environments and gives leadership presentations in North America and Europe. His audiences have included Microsoft, IBM, National Geographic, Rolex, Visa, Toyota and the U.S. Naval Academy. MacInnis led ten research expeditions under the Arctic Ocean. He was among the first people to dive to the wreck of the RMS Titanic. In 2012 he was a medical advisor and journalist on the James Cameron-National Geographic seven-mile science dive into the Mariana Trench. MacInnis has worked with the U.S. Navy, the Canadian Forces and the Russian Academy of Sciences. He has written ten books. His latest, Deep Leadership: Essential Insights from High Risk Environments, was published by Random House.