David Grisman & Denny Zeitlin

David Grisman is normally associated with the bluegrass wing of country music, but his music owes almost as much to jazz as it does to traditional American folk influences. Because he couldn't think of what to call his unique, highly intricate, harmonically advanced hybrid of acoustic bluegrass, folk, and jazz without leaning toward one idiom or another, he offhandedly decided to call it "dawg music" -- a name which, curiously enough, has stuck. A brilliant mandolinist, with roots deep in the Quintet of the Hot Club of France, Grisman's jazz sensibilities were strong enough to...