# Walter Brattain American physicist and co-inventor of the [[wiki/Transistor|transistor]] at [[wiki/Bell Labs|Bell Labs]] (1947), sharing the 1956 [[wiki/Nobel Prize|Nobel Prize]] in Physics with [[wiki/William Shockley|William Shockley]] and [[wiki/John Bardeen|John Bardeen]]. Brattain physically demonstrated the first working transistor on December 23, 1947, as narrated in [[articles/Bell Labs and the Distributed Architecture of American Power|Bell Labs and the Distributed Architecture of American Power]].