Raymond Albert Kroc (1902-1984) was a salesman who set up the first franchise of the McDonald brothers' drive-in restaurant. He bought the golden arches symbol from them and built the McDonald's chain based on the concepts of a limited menu of controlled quality and uniformity combined with massive advertising.

Ray Kroc was born in Chicago, Illinois, on October 2, 1902, the son of relatively poor parents. He went to public schools in Oak Park, Illinois, a suburb of Chicago, but did not graduate, leaving school to serve as an ambulance driver during World War I, like Ernest Hemingway, also from Oak Park. After the war Kroc became a jazz pianist, playing with the Isham Jones and Harry Sosnick orchestras. Upon his marriage in 1922 he went to work for the Lily-Tulip Cup Company, but soon left to become musical director for one of Chicago's pioneer radio stations, WGES. There he played...