During the course of a career that spanned nearly fifty years, Sarah Vaughan (1924-90) was acclaimed as the singer’s singer, influencing everyone from Mel Tormé to Anita Baker. Leonard Feather called her “the most important singer to emerge from the bop era” while Ella Fitzgerald proclaimed her the world’s “greatest singing talent”; but it was music critic Scott Yanow who accurately described her as having “one of the most wondrous voices of the 20th century.”