Jared Diamond: Why US Machismo Fails in New Guineabr Commonwealth Club - Schultz Cultural Hall, Oshman Family JCCbr Pulitzer Prize-winning author Diamond examines how Amazonian Indians, Inuit and other traditional societies have adapted and evolved for nearly 6 million years. He explains what we can still learn from these traditional societies regarding universal human problems like elder care, child rearing, physical fitness and conflict resolution.