Ed Ricketts

Edward Flanders Robb Ricketts (May 14, 1897 – May 11, 1948) commonly known as Ed Ricketts, was an American marine biologist, ecologist, and philosopher. He is best known for Between Pacific Tides (1939), a pioneering study of intertidal ecology, and for his influence on writer John Steinbeck, which resulted in their collaboration on the Sea of Cortez, later republished as The Log from the Sea of Cortez (1951).