Want to get out of the driver's seat for a while? The new "lean-back" version of the music-streaming service picks the tunes for you and lets you skip as many tracks as you like. Stephen Shankland ...

Tim Westergren has been agitated for almost three years. He helped usher in the future of digital music in 2006 when he launched Pandora, a groundbreaking internet radio service built on its genomic ...