Question: Slave Ambient is the second studio album by American indie rock band The War on Drugs, released on August 16, 2011, on Secretly Canadian, recorded over three years, "Slave Ambient" is the final release to feature contributions from which founding guitarist, that's an American singer, songwriter, multi-instrumentalist and record producer?

full_context: Document 1: Barrel of Batteries: Barrel of Batteries is the first EP released by American indie rock band The War on Drugs, released on March 4, 2008 on Secretly Canadian. The release featured five demos that the band was particularly drawn to. Upon its release, the band gave downloads of the EP away for free for a limited time.
Document 2: Joe Veillette: Joe Veillette (born March 13, 1946), is a luthier and the owner of Veillette Guitars. He specializes in the crafting of unusual and innovative handmade guitars, basses, and other stringed instruments. Veillette's diverse client list includes John Sebastian, James Taylor, Ani DiFranco, Dave Mathews, John Mayer, Jorma Kaukonen, Steve Miller, Todd Rundgren, Chris Martin, Jimmy Vivino, Tim Pierce, Colin Hay, David Torn, Brian May, Kaki King, Neal Schon, Mike McCready, Eddie Van Halen and other notable players.
Document 3: War Music (Slim the Mobster album): War Music is the street album by American rapper Slim the Mobster, hosted by DJ Whoo Kid. The album is Slim's debut on Aftermath Entertainment with Gang Module, and is due out for release on November 9, 2011. It was originally due out on the 25 October, but was delayed until the 8th of November. On the 7th of November, Slim confirmed it had been pushed back an extra day so that Dr. Dre could "finish mastering" the song he featured on. Confirmed features include Dr. Dre, Eminem, Snoop Dogg, Kendrick Lamar, 50 Cent, Mobb Deep, Nikki Grier and Sly. With production coming from Sid Roams, Jake One, Dr. Dre, Sha Money XL, Nottz, Siege Monstrosity, DJ Silk and Boi-1da among others.
Document 4: Slaves (American band): Slaves (stylized as SL▲VES) is an American post-hardcore group formed in Sacramento, California. The band currently consists of lead vocalist Jonny Craig, formerly of Emarosa and Dance Gavin Dance, bassist Colin Vieira of Musical Charis and guitarist Weston Richmond. The band released their debut album, "Through Art We Are All Equals" on June 24, 2014. Their second studio album, "Routine Breathing", was released on August 21, 2015. The band released the single "I'd Rather See Your Star Explode" on January 20, 2017, the lead single off their upcoming third studio album: "Beautiful Death", set to be released in September 2017.
Document 5: Lost in the Dream: Lost in the Dream is the third studio album by American indie rock band The War on Drugs, released on March 18, 2014 through Secretly Canadian. The album debuted at number 26 on the "Billboard" 200 and received universal acclaim from critics upon its release, appearing on and topping numerous end-of-year best album lists. The album produced five singles: "Red Eyes", "Under the Pressure", "Burning", "Eyes to the Wind", and "An Ocean in Between the Waves", all of which were released as radio promotional singles only.
Document 6: Slave Ambient: Slave Ambient is the second studio album by American indie rock band The War on Drugs, released on August 16, 2011, on Secretly Canadian. Recorded over three years, "Slave Ambient" is the final release to feature contributions from founding guitarist Kurt Vile and drummer Mike Zanghi, and the first to feature drummer Steven Urgo.
Document 7: The War on Drugs (band): The War on Drugs is an American indie rock band from Philadelphia, Pennsylvania, formed in 2005. The band consists of Adam Granduciel (vocals, guitar), David Hartley (bass), Robbie Bennett (keyboards), Charlie Hall (drums), Jon Natchez (saxophone, keyboards) and Anthony LaMarca (guitar).
Document 8: Wagonwheel Blues: Wagonwheel Blues is the debut album by American indie rock band The War on Drugs, released on June 19, 2008 on Secretly Canadian. It is the only studio album to feature contributions from drummer Kyle Lloyd.
Document 9: Kurt Dahle: Kurt Colin Dahle is a Canadian musician best known for his work as a drummer and vocalist with the rock bands Age of Electric, Limblifter, and The New Pornographers.
Document 10: Kurt Vile: Kurt Samuel Vile (born January 3, 1980) is an American singer, songwriter, multi-instrumentalist and record producer. He is best known both for his solo work and as the former lead guitarist of rock band The War on Drugs. Both in the studio and during live performances, Vile is accompanied by his backing band, The Violators, which currently includes Jesse Trbovich (bass, guitar, saxophone), Rob Laakso (guitar, bass) and Kyle Spence (drums).
Document 11: Tim Sult: Tim Sult is the guitarist for hard rock band Clutch. He is also the guitarist for an instrumental side project, The Bakerton Group, and an occasional member of the reggae rock / stoner rock band Lionize, as well as recently formed band Deep Swell. Sult has remained the guitarist for Clutch since the group started in 1990.
Document 12: Kurt Travis: Kurt Thomas Travis (born January 16, 1984) is an American singer, songwriter, and musician from Sacramento, California. He is best known as the former lead vocalist for the post-hardcore band Dance Gavin Dance. He joined A Lot Like Birds for four years. He is currently part of the musical trio Eternity Forever, and also the musical duo Push Over.
Document 13: Velvet Revolver: Velvet Revolver was an American hard rock supergroup consisting of former Guns N' Roses members Slash (lead guitar), Duff McKagan (bass, backing vocals), and Matt Sorum (drums, backing vocals), alongside Dave Kushner (rhythm guitar) formerly of punk band Wasted Youth and Scott Weiland formerly of Stone Temple Pilots. Weiland left the band to rejoin Stone Temple Pilots in 2008.
Document 14: Kurt Ralske: Kurt Ralske is an American visual artist and musician. He is the former singer and guitarist in alternative rock band Ultra Vivid Scene.
Document 15: Future Weather: Future Weather is an EP by American indie rock band The War on Drugs, released on October 26, 2010 on Secretly Canadian. Released on both twelve-inch vinyl and as a digital download, the EP precedes the band's second studio album, "Slave Ambient", which feature tracks from this release in a re-recorded state.
ground_truth: Kurt Samuel Vile