Sinead O'Connor was one of the key artists of the 1990s, but oddly, considering her abundant talent and charisma, she stood out more for style than substance. O'Connor had plenty of attitude, a shaved head, and an abundant willingness to speak out on controversial topics. Alongside straightforward rocker Joan Jett, O'Connor helped pave the way for everyone from Courtney Love to P.J. Harvey and the entire Lilith Fair generation. Her debut album was a mainstream alternative radio hit,...  [+]