Daniel Kleppner (Belmont, MA) is the Lester Wolfe Professor Emeritus of Physics at MIT and Director Emeritus of the MIT-Harvard Center for Ultracold Atoms. He is the winner of the 2005 Wolf Prize in Physics, the National Medal of Science in 2006, the 2007 Frederic Ives Medal, the 2014 Benjamin Franklin Medal, and the 2017 American Physical Society Career Achievement Award. Together with Norman Ramsey, he authored Quick Calculus. Together with Robert J. Kolenkow, he authored a popular introductory mechanics textbook for advanced students.