Joni Mitchell is a musical genius with an idiosyncratic style based in folk, jazz and rock. She is generally credited, along with Bob Dylan, Leonard Cohen, Neil Young and Van Morrison, as one of the best popular songwriters to have emerged during the 1960s. Mitchell is also a gifted and inventive vocalist, guitarist, pianist, painter and writer. Charles Mingus, Bob Dylan, and Herbie Hancock are among the artists with whom she has collaborated. Her songs have been widely performed and recorded by other musicians.