Childhood, early schooling, early trips to New Mexico and Europe. Influences of parents, brother (J. Robert Oppenheimer), and physics teacher; impressions, contacts with scientists, and experiences at Johns Hopkins University, Cavendish Laboratory, Florence Laboratory, Caltech, Stanford University, University of California at Berkeley, University of Minnesota, and University of Colorado; political involvements and subsequent blacklisting; ranch years, 1949-1959; return to scientific career; and current involvement in science museums (San Fransisco Exploratorium). Also prominently mentioned are: Luis Walter Alvarez, Carl David Anderson, Kenneth Tompkins Bainbridge, George Barere, Gilberto Bernardini, Jay W. Buchta, James Chadwick, Gerhard Heinrich Dieke, Charles D. Ellis, William Alfred Fowler, Phyllis Freier, Garbosso, Paul Horgan, Petr Kapitsa, Otto E. Klemperer, Klock, Charles Christian Lauritsen, Ernest Orlando Lawrence, E. Lofgren, Robert Andrews Millikan, Nevill Francis Mott, Quig Newton, Giuseppe Occhialini, Mark Oliphant, Ella Oppenheimer, Julius Oppenheimer, Mike Oppenheimer, Wilson Powell, Giulio Racah, Richman, Ernest Rutherford, Geoffrey Ingram Taylor, Edward Teller, George Eugn̈e Uhlenbeck, Harvey White, Robert Rathbun Wilson, A. M. Wood; Archuleta County Soil Conservation Board, Cavendish Laboratory, Ethical Culture School, Ethical Culture Society Fieldston High School, Lawrence Hall of Science, Los Alamos National Laboratory, McCarthy-Army controversy, Pagosa Springs High School, Physical Sciences Study Committee, Princeton University, San Francisco Maritime Museum, San Francisco Palace of Fine Arts, United States Congress House Committee on Un-American Activities, United States Federal Bureau of Investigation, United States Office of Naval Research, Universit ̉degli Studi, Universit ̉di Firenze, University of Colorado, Boulder, University of Minnesota, University of Rochester, and Wheatridge High School.