 Christy joined Oppenheimer , Lauritsen and Robert Bacher , who joined the faculty at Caltech in 1949 , in Project Vista , a detailed 1951 study on how Western Europe could be defended against the Soviet Union . Christy was distraught at the outcome of the 1954 Oppenheimer security hearing . When he encountered Teller , who had testified against Oppenheimer , at Los Alamos in 1954 , Christy publicly refused to shake Teller 's hand . " I viewed Oppenheimer as a god " , he later recalled , " and I was sure that he was not a treasonable person . " Asked about his relationship with Teller in 2006 , Christy said : 
