Known Professionally as Jaco Pastorius, John Francis Anthony Pastorius Iii (Born December 1, 1951 – September 21, 1987) Was a Prominent American Jazz Musician, Composer, Big Band Leader, and Electric Bassist Who Lived from 1961 to 1987. in Addition to His Work with Weather Report from 1976 to 1981, He Has Collaborated with a Number of Musicians, Including Joni Mitchell, as Well as for His Own Solo Projects. Known for His Highly Technical, Latin-Influenced 16Th-Note Funk and Soloing on Fretless Bass, as Well as His Unique Use of Harmonics, His Performance Was Admired Worldwide. the Down Beat Jazz Hall of Fame Inducted Him in 1988, Making Him One of Just Seven Bassists to Receive This Distinction (And the Only Electric Bass Guitarist).