John R. Clarke, Ph.D. (born November 20, 1945) is an American scientist, private pilot, and author. He served as Scientific Director at the United States Navy Experimental Diving Unit (NEDU). Clarke is recognized as a leading authority on rebreather engineering. He has an extensive academic career in biological and physiological sciences.

He is an excellent novelist, wrote an incredible action- adventure trilogy, called “The Jason Parker Trilogy: Middle Waters, Triangle and Atmosphere”.

He is a very accessible man, very down to earth character, an incredible intelligent person and at the same time very compassionate.

This interview is divided in two (2) parts, enjoy this wonderful conversation with John (first part)

Go to The Jason Parker Trilogy Interview, second part of this revealing conversation with John Clarke.