Patrick Bruce Metheny (born August 12, 1954) is an American jazz guitarist and composer.br br He is the leader of the Pat Metheny Group and is also involved in duets, solo works, and other side projects. br His style incorporates elements of progressive and contemporary jazz, Latin jazz, and jazz fusion.br br Metheny with the 42-string Pikassobr Pikasso guitarbr Metheny plays a custom-made 42-string Pikasso I created by Canadian luthier Linda Manzer on "Into the Dream" and on the albums Quartet (1996), Imaginary Day (1997), Jim Hall & Pat Metheny (1999), Trio → Live (Warner Bros., 2000), and the Speaking of Now Live and Imaginary Day Live DVDs. Metheny has used the guitar in his guest appearances on other artists' albums. He used the Pikasso on MethenyMehldau Quartet (Nonesuch, 2007), his second collaboration with pianist Brad Mehldau and his trio sidemen Larry Grenadier and Jeff Ballard; the Pikasso is featured on Metheny's composition "The Sound of Water.