Driven by passion fed from a life-long fascination with sharks, Stewart Stewart debunks historical stereotypes and media depictions of sharks as bloodthirsty, man-eating monsters and reveals the reality of sharks as pillars in the evolution of the seas.

In 1971, a group of friends sail into a nuclear test zone, and their protest captures the world’s imagination. Using never before seen archive that brings their extraordinary world to life, How To Change The World is the story of the pioneers who founded Greenpeace and defined the modern green movement.