Jared Diamond, a noted polymath, is Professor of Geography at the University of California, Los Angeles. Among his many awards are the U.S. National Medal of Science, Japan's Cosmos Prize, a MacArthur Foundation Fellowship, a Pulitzer Prize for General Nonfiction, and election to the U.S. National Academy of Sciences. He is the author of the international best-selling books Guns, Germs, and Steel; Collapse; Why Is Sex Fun?; The World Until Yesterday; and The Third Chimpanzee, and is the presenter of TV documentary series based on three of those books.