Gino SegrèGino Segre is a professor of Physics and Astronomy at the University of Pennsylvania. He has been a visiting professor at M.I.T. and Oxford, chair of the Physics and Astronomy Department of the University of Pennsylvania, and Director of Theortical Physics at the National Science Foundation. He is the author of three books of scientific history, Ordinary Geniuses, Faust in Copenhagen, and A Matter of Degrees. Read More Read Less