African-American music Ruth persuaded a gospel group to sing in a secular setting, the Apollo Theater, with such success that he subsequently arranged gospel caravans that traveled around the country, playing the same venues that rhythm and blues singers had popularized. Meanwhile, jazz performers began to push jazz away from swing, a danceable popular music towards more intricate arrangements, improvisation, and technically challenging forms, culminating in the bebop of Charlie Parker and Dizzy Gillespie, the cool sounds and modal jazz of Miles Davis, and the free jazz of Ornette Coleman and John Coltrane. African-American musicians in the 1940s and 1950s were developing
Charlie Christian was inducted in 1990 into the Rock and Roll Hall of Fame. Christian's exposure was so great in the brief period he played with Goodman that he influenced not only guitarists but other musicians as well. The influence he had on "Dizzy" Gillespie, Charlie Parker, Thelonious Monk and Don Byas can be heard on their early bop recordings "Blue 'n' Boogie" and "Salt Peanuts". Other musicians, such as the trumpeter Miles Davis, cited Christian as an early influence. Indeed, Christian's "new" sound influenced jazz as a whole. He reigned supreme in the jazz guitar polls up to two years after