John Bardeen was an American physicist and electrical engineer who is credited with inventing the transistor, a revolutionary electronic device that changed the world of technology. He was the first person to win two Nobel Prizes in Physics, and is often referred to as the
From Wikipedia
John Bardeen was an American physicist. He is the only person to be awarded the Nobel Prize in Physics twice: first in 1956 with William Shockley and Walter Brattain for their invention of the transistor; and again in 1972 with Leon Cooper and John Robert Schrieffer for their microscopic theory of superconductivity, known as the BCS theory.