sam began teaching at princeton in 1952 as an instructor. he spent his entire career at princeton - associate professor (1958–63), professor (1963–77) and eugene higgins professor of physics (1977–1998). he served as chair of the physics department (1981–87) and chair of the university research board (1988–95). probably his best known student at princeton was steven weinberg, recipient of the nobel prize in physics in 1979. other well known students are nicola khuri (1957), curtis callan (1964), and stephen l. adler (1964).