Paul Adrien Maurice Dirac was born in 1902 in Bristol, England.
As an undergraduate, he studied electrical engineering.
In 1932, he was appointed the Lucasian Professor of Mathematics at Cambridge. He recieved the nobel prize in Phyiscs in 1933.
His main contribution is in the Relativistic Theory of Hydrogen Atom. This theory led him to the prediction of antiparticles. The first antiparicle to be discovered experimentally was the positron, discovered by Carl Anderson.