Joni Mitchell, photographed during the Grammys' Salute To Industry Icons event on February 7, 2015 in Beverly Hills, California. The singer will be celebrated in a pair of concerts on Nov. 6 and 7, 2018 in Los Angeles.
Kevork Djansezian/Getty Images
Clockwise from upper left: Lauryn Hill, Joni Mitchell (Blue album cover), PJ Harvey (Rid of Me album cover), Nina Simone, Ofra Haza (Fifty Gates of Wisdom album cover), Aretha Franklin.
Courtesy of the artists