The KCCK Featured CD for June is “Concentric Circles” from the Kenny Barron Quintet. Eight years after being named an NEA Jazz Master, the esteemed pianist, bandleader, composer and educator reaches a couple of milestones. This year marks the 50th year of a remarkable recording career, while Mr. Barron notes his 75th birthday this month. Plus he introduces a new edition of his quintet with a sublime set of eight new originals. “Concentric Circles” is on Blue Note Records. Purchase the CD.