John Laird Abercrombie (December 16, 1944 – August 22, 2017) was an American jazz guitarist. His work explored jazz fusion, free jazz, and avant-garde jazz. Abercrombie studied at Berklee College of Music in Boston, Massachusetts. He was known for his understated style and his work with organ trios.

Source: Wikipedia (https://en.wikipedia.org/wiki/John_Abercrombie_(guitarist))