Bob Hope turned speed into a broadcast style. Born Leslie Townes Hope in England in 1903 and raised in Cleveland, he worked through dance lessons, amateur contests, vaudeville and Broadway before radio finally gave his particular kind of comic timing a national home. By the time The Pepsodent Show began in 1938, Hope had learned how to make a monologue feel like a conversation conducted at machine-gun pace.

The jokes came quickly, but the real innovation was topicality. Hope’s writers built each opening around whatever Americans had been talking about that week: politics, Hollywood, sports, military life, travel and Hope himself. His persona was boastful enough to set up the joke and insecure enough to be its target. The audience was invited to understand the mechanism with him, which made the monologue feel less like a speech than a shared act of wisecracking.

Radio also changed the direction of Hope’s life in 1941. His producer persuaded him to take the Pepsodent program to March Field in California, where he performed before a packed military audience. The response was different from a studio crowd. Soldiers laughed at different references, harder and more personally, and Hope recognized that tailoring the show to them created a connection ordinary broadcasting could not reproduce.

During World War II, that experiment became a mission. Hope and his company spent much of the radio season broadcasting from military installations, and the Library of Congress records that nearly every wartime show after that first March Field broadcast originated on location. The broadcasts were still entertainment, but they also linked soldiers and civilians. A joke about a base, a uniform or army bureaucracy could make a national audience feel momentarily closer to the people serving there.

Hope carried the touring model through later wars and into television, eventually becoming almost as strongly identified with entertaining troops as with comedy itself. Film, the Road pictures with Bing Crosby, Academy Awards appearances and television specials widened the career, but the architecture remained radio architecture: opening monologue, ensemble banter, guests, music and direct response from a live audience.