He never played an instrument, but mid-twentieth century jazz lover Norman Granz had a big impact on the music world. Author Tad Hershorn tells us about the controversial jazz promoter’s pioneering musical and social legacy, as recounted in Hershorn’s book “Norman Granz: The Man Who Used Jazz for Justice.”

Canadian pianist Oscar Peterson passed away in 2007 - but a new album and performance series is bringing his music back to life. Durham, N.C.-based Zenph Sound Innovations used their digital player piano technology to "re-perform" never before-released recordings of Peterson from the 1970s and '80s, creating an album called "Unmistakable" that is being released this week. We talk with Zenph CEO John Q. Walker about the recording process and the authenticity of bringing a man's music to the stage and the recording studio - without the man himself.

Vibraphonist Chris Dingman struck a chord with the jazz world earlier this year when he released his debut album, called “Waking Dreams.” He joins us with his quintet to play live.

Fort Lean brings hipster irony and airy arrangements to Glasslands Wednesday night, in full acid-washed, mustachioed glory.