Gerald Joseph Mulligan April 6 1927 January 20 1996 also known as Jeru was an American jazz saxophonist clarinetist composer and arranger Though primarily known as one of the leading jazz baritone saxophonistsplaying the instrument with a light and airy tone in the era of cool jazzMulligan was also a significant arranger working with Claude Thornhill Miles Davis Stan Kenton and others His pianoless quartet of the early 1950s with trumpeter Chet Baker is still regarded as one of the best cool jazz groups Mulligan was also a skilled pianist and played several other reed instruments Several of his compositions such as Walkin Shoes and Five Brothers have become standards Description above from the Wikipedia article Gerry Mulligan licensed under CCBYSA full list of contributors on Wikipedia