John Clarke (aka John R. Clarke) is a Physical Scientist, a Fellow of Undersea and Hyperbaric Medicine, a PhD. in Physiology, and the 2022 winner of the Academy of Underwater Arts and Sciences NOGI award for science. He is a full member of the Science Fiction & Fantasy Writers Association, and has authored three science fiction novels and one novelette. His nonfiction textbook on rebreather technology is popular with rebreather divers.
He has been a diving and biomedical research scientist with the U.S. Navy for forty years, conducting research specializing in the adaptations of people and animals to the deep sea.
His Navy research began at the Naval Medical Research Institute, Bethesda, MD, and continued at the Navy Experimental Diving Unit in Panama City, FL where he was the Scientific Director for 28 years. He has led projects in both Air Force and Naval Aeromedical Research. His work with the Smithsonian Institution took him to both Polar regions, the Arctic and the Antarctic. Following his Navy retirement, the Pentagon called Clarke back into service to aid in the design and development of a ventilator for the COVID-19 Task Force.
