John Lennon
John Winston Ono Lennon (born John Winston Lennon; 9 October 1940 – 8 December 1980) was an English singer-songwriter, musician and political activist. He gained worldwide fame as the founder, co-lead vocalist and rhythm guitarist of the Beatles. His work included music, writing, drawings and film. His songwriting partnership with Paul McCartney remains the most successful in history as the primary songwriters in the Beatles.
Born in Liverpool, Lennon became involved in the skiffle craze as a teenager. In 1956, he formed the Quarrymen, which evolved into the Beatles in 1960. Sometimes called "the smart Beatle", Lennon initially was the group's de facto leader, a role he gradually seemed to cede to McCartney. Through his songwriting in the Beatles, he embraced myriad musical influences, initially writing and co-writing rock and pop-oriented hit songs in the band's early years, then later incorporating experimental elements into his compositions in the latter half of the Beatles' career as his songs became known for their increasing innovation. Lennon soon expanded his work into other media by participating in numerous films, including How I Won the War, and authoring In His Own Write...
Definition from Wikipedia – John Lennon