my favorite are Cassandra Wilson, Patricia Barber, Madeleine Peyroux, Jacintha(light but pleasant depending on the mood), Diana Krall(although not the last 2 albums).
I also listento Cesaria Evora but it's more of a world music than jazz...sort of like Buena Vista Social Club.
I also listento Cesaria Evora but it's more of a world music than jazz...sort of like Buena Vista Social Club.