Bobby Hutcherson, the most eminent postbop jazz vibraphonist who helped define the sound of Blue Note Records during the 1960’s and 70’s, has died. Described by contemporary vibes player Stefon Harris as “by far the most harmonically advanced person to ever play the vibraphone,” his career included the release of more than 40 albums as leader, and as a prominent sideman on many great records, including Eric Dolphy’s classic Out to Lunch and Jackie McLean’s One Step Beyond. I saw him many years ago at Kimball’s in Oakland (long since shuttered), an exciting set that, if memory serves, included