Inventor of the aqualung and fearless scuba diver, Jacques Cousteau opened up the ocean to a mass audience for the first time. Here, with the cooperation of many of the subjects closest confidants and family, Brad Matsen makes clear the full picture of his remarkable life, showing the father, military man, inventor, entrepreneur, and adventurer behind the public face. Vividly conveying the people, the science, and the lure of the sea that shaped Cousteau's life, Matsen paints a luminous portrait of a man who profoundly changed the way we live on our planet.