Charles W. Misner is professor emeritus of physics at the University of Maryland. Kip S. Thorne, co-winner of the 2017 Nobel Prize in physics, is the Feynman Professor Emeritus of Theoretical Physics at the California Institute of Technology. His books include Modern Classical Physics (Princeton), Black Holes and Time Warps, and The Science of Interstellar. John Archibald Wheeler (1911–2008) was professor of physics at Princeton University and later at the University of Texas, Austin. His books include Spacetime Physics and Geons, Black Holes, and Quantum Foam