. . "Sidney Dancoff"@en . . "American physicist" . "1913-09-27Z"^^ . "1913Z"^^ . "1951-08-15Z"^^ . "1951Z"^^ . . "Dancoff, Sidney"@en . . "Sidney Michael Dancoff (September 27, 1913, Philadelphia \u2013 August 15, 1951, Urbana, Illinois) was an American theoretical physicist best known for the Tamm\u2013Dancoff approximation method and for nearly developing a renormalization method for solving quantum electrodynamics (QED).Dancoff was raised in the Squirrel Hill neighborhood of Pittsburgh. He attended Carnegie Tech on a private scholarship and received his B.S."@en . .