An hour panel discussion with Peter Gay of Yale University, Maxine Singer, president of The Carnegie Institute, cognitive scientist Steven Pinker, Dr. Robert C. Gallo of the University of Maryland, science fiction writer Bruce Sterling and Daniel Dennett of Tufts University about the greatest minds and developments of the 20th century on the eve of "Time" magazine's announcement of the person of the century. The conversation includes the splitting of the atom, the role of evil, genius, physics, Albert Einstein, the double helix, Hitler, Freud, anthropology, medicine and diplomacy.