Most recently featured in Al Giddings and David Clark's television documentary Galápagos: Beyond Darwin, Dr. John McCosker has also worked with both filmmakers on other documentary projects. He has served as an advisor for BBC Television's The World Around Us and for The Walt Disney Cable Network's The Nature of Things. His research was featured in the BBC and NOVA television special Jaws, The True Story.

Since 1995, Dr. McCosker has held the position of Senior Scientist at the California Academy of Sciences, based in San Francisco. He earned his Bachelor of Arts degree from Occidental College in Los Angeles in 1967, and then received his Ph.D. from Scripps Institution of Oceanography in La Jolla, California in 1973.

He joined the Cal Academy in 1973 as superintendent of the Steinhart Aquarium and then served as the Aquarium's Director from 1976 through 1994. From 1988 through 1989, and again in 1995, he worked as the California Academy of Science's Interim Executive Director.

Dr. McCosker has participated in or led research projects and expeditions to the Antarctic, Australia, southeast Asia, the Pacific Islands, Central and South America, the Galápagos, and Israel. He is an expert in ichthyology (the branch of zoology that deals with fishes), and, after extensive study and 10 expeditions to the Islands, is one of the foremost experts on the Galápagos. [back]