The deep, rich voice of Cassandra Wilson, now among the most exalted of jazz vocalists, is something to savor. She has an adventurous spirit when it comes to her music, and whether playing with ...

Get this: The best jazz singer in the world is not a jazz singer at all. Nope, I don’t mean Diana Krall, a true diva with maximum glitz and hypnotic, behind-the-beat phrasing. Or Kurt Elling, the ...