Of all the artists playing Jazz Fest this year, Ronnie Dawson certainly has the strangest career trajectory. Rather than hitting it big with a record when starting out and building a career on that, the 59-year-old Texas guitarist insists he's only just gotten started in the last ten years, despite playing in the early days of rock 'n roll with such names as Freddy Cannon and Chubby Checker. Recording on the Swan label in the late '50s, Dawson was a victim of the payola scandal involving Dick...