Jacob Scott Sinclair (born March 7, 1985) is an American musician, record producer, singer, audio engineer, and songwriter. His production and songwriting credits include Weezer, Fall Out Boy, Panic! at the Disco, 5 Seconds of Summer, Pink, New Politics, Andrew McMahon in the Wilderness, Gin Wigmore, and Train.

Career After writing and producing his first RIAA Gold single with New Politics ("Harlem"), followed by his first RIAA Platinum single with 5 Seconds of Summer ("She Looks So Perfect"), Sinclair moved into his own studio in Echo Park. There he produced Panic! At the Disco's #1 album Death of a Bachelor and Weezer's White Album. He is performing on tour with Beck.

Sinclair co-wrote and produced Panic! at the Disco's Pray for the Wicked and Death of a Bachelor albums (which debuted at number one on the US Billboard 200) and produced Weezer's 2016 Weezer (White Album). Both were nominated for Best Rock Album at the 59th Annual Grammy Awards. He co-wrote and produced "Uma Thurman" by Fall Out Boy, which debuted at number one on the U.S. iTunes Chart, reached number 22 on the Billboard Hot 100, and was certified 2× Platinum by the RIAA in December 2015. Sinclair received a Grammy nomination for Album of the Year for his work as engineer and bassist on Taylor Swift's "Everything Has Changed" alongside producer Butch Walker. He co-wrote and produced the debut single, "She Looks So Perfect" by 5 Seconds of Summer that peaked at number one in over five countries and won Song of the Year at the 2014 ARIA Awards. Sinclair is the former bassist of the indie/pop rock band The Films and the lead singer and producer of the indie pop duo Alohaha. In November 2018 Sinclair won the Spotify Secret Genius Award for best rock producer.

Personal life Sinclair is married to actress Kate Micucci. They had a son in January 2020. They live in Los Angeles and New York with their dog Claire.

Discography Year Artist Title Label Role2022Panic! at the DiscoViva Las VengeanceFueled by Ramen, DCD2Producer, composerWeezerSZNZ: SpringAtlantic RecordsProducer2021WeezerOK HumanAtlantic RecordsProducer2019 Weezer "Lost In The Woods (Weezer Version)" Walt Disney Records Producer Fall Out Boy "Bob Dylan" DCD2, Island Producer Panic! at the Disco "Into The Unknown (Panic! at the Disco Version)" Walt Disney Records Producer2018 Panic! at the Disco Pray For The Wicked Fueled by Ramen Producer2016 Weezer Weezer Atlantic Records Producer Panic! at the Disco Death of a Bachelor Fueled by Ramen Producer (all tracks except "Don't Threaten Me with a Good Time" and "Hallelujah"), composer, background vocals ("Victorious", "Hallelujah") Sia "Reaper", "House on Fire" Inertia Producer2015 Courtney Love "Miss Narcissist" Ghost Ramp Producer, engineer, guitar, bass Lolo Comeback Queen (EP) DCD2, Universal, Island Producer, bass, guitarFall Out BoyAmerican Beauty/American Psycho DCD2, Island Composer, Producer "Uma Thurman" (ft. Wiz Khalifa), "Fourth of July" ft. OG Maco DCD2, Island Producer, engineer, keyboards, percussion, programming, vocals (background), additional production, mixing Make America Psycho Again (remix album) DCD2, Universal, Island Composer, producer (all tracks except "American Beauty/American Psycho") Hey Violet I Can Feel It Hi or Hey Records Producer White Sea "Stay Young, Get Stoned" Downey, Obscura Producer, bass, guitarMatt Nathanson Show Me Your Fangs Vanguard Records Composer ("Headphones" ft. Lolo), mixer Alohaha Welcome to Your New Life — Vocals, guitar, bass Harry Connick, Jr. That Would Be Me Marsalis Music Bass, engineer New Politics Vikings DCD2, Warner Bros. Records Producer, engineer, mixer, vocal engineer; composer ("Girl Crush," "Lovers in a Song," "15 Dreams," "Pretend We're in a Movie," "Aristocrat")2014 5 Seconds of Summer "She Looks So Perfect" Capitol, Hi or Hey Composer, producer, engineer, guitar, programming, mixing, vocals (background) Andrew McMahon "Cecilia and the Satellite" Vanguard Records Mixing, additional production Henry Jackman Big Hero 6 (Original Motion Picture Soundtrack) Walt Disney Records Mixing, programming, additional Production Train "Cadillac, Cadillac," "Angel in Blue Jeans," "Give It All," "Wonder What You're Doing for the Rest of Your Life" (ft. Marsha Ambrosius), "Son of a Prison Guard," "Just a Memory" Columbia Records Producer, musician, additional production, engineer Gavin DeGraw Finest Hour: The Best of Gavin DeGraw RCA Bass, engineer, vocals (background) Travie McCoy "Keep On Keeping On" Decaydance, Fueled by Ramen, Nappy Boy, Atlantic Engineer, mixing, composer Christina Perri Head or Heart Atlantic Records Engineer MAX "Streets of Gold" DCD2, Crush Producer, programming, bass, composer, drums, engineer, keys, mixing, percussion2013 New Politics "Harlem" RCA Producer, bass, composer, engineer, guitar, mixing, percussion, programming, synthesizer, vocals (background) Daughtry "Traitor" RCA Records Bass, composer, drums, engineer, producer, programming, vocals (background) Big B "Here Comes the Lightning" Suburban Noize Records Composer, producer Keith Urban "Even the Stars Fall 4 U," "Heart Like Mine" Capitol Nashville Bass, engineer, keyboards, percussion, programming Matt Nathanson "Mission Bells" Vanguard Records Producer, composer, mixing, guitar, drums, programming, vocals (background), bass Gavin Degraw "I'm Gonna Try," "Heartbreak" RCA Bass, engineer Fall Out Boy "My Songs Know What You Did in the Dark (Light Em Up)" Island Records Engineer, keyboards, percussion, programming, vocals (background) Panic! at the Disco "This Is Gospel" Decaydance, Fueled by Ramen Engineer, mixing, composer2012 Chiddy Bang "Handclaps & Guitars" IRS, Parlophone, EMI Composer, vocals Train "Drive By" Columbia, Syco Engineer, programming Shovels & Rope "Birmingham" Dualtone, Dine Alone Mixing Taylor Swift "Everything Has Changed" Big Machine, Republic Bass, engineer, vocals (background) The Avett Brothers "Down With the Shine" American Engineer Pink "My Signature Move" RCA Composer, engineer, mixing, producer, vocals (background) Lit The View from the Bottom Megaforce Engineer2011 Avril Lavigne "Alice" Buena Vista Records Engineer Gin Wigmore "Black Sheep" Universal, Mercury Records Engineer, composer, drums, guitar (bass), organ, percussion, piano, synthesizer, vocals (background), whistle Weezer and Hayley Williams "Rainbow Connection" Walt Disney Records Engineer Gavin DeGraw "Soldier" RCA Records Bass, engineer Eulogies Tear the Fences Down Dangerbird Producer, engineer, mixing Butch Walker and the Black Widows "Synthesizers" Dangerbird Bass, composer, producer, engineer, piano, vocals (background) The Wombats "1996," "Walking Disasters" 14th Floor, Bright Antenna Engineer Cary Ann Hearst "Hell's Bells" (from True Blood: Music from the HBO Original Series, Vol. 3) Dualtone Records Main personnel Panic! at the Disco Vices & Virtues Decaydance, Fueled by Ramen Engineer2010 Hey Monday Beneath It All Decaydance, Columbia Engineer Butch Walker and the Black Widows I Liked It Better When You Had No Heart One Haven Music Producer, engineer, percussion, vocals (background), bass Mishka Talk About j.k. livin Records Assistant engineer, engineer, guitar, mixing Never Shout Never "Love is Our Weapon" Loveway Records, Sire, Warner Bros. Records Assistant engineer, engineer, guitar, mixing2009 Plastiscines "Barcelona" Virgin France Producer, composer Weezer "(If You're Wondering If I Want You To) I Want You To" XL, Geffen Engineer Train Save Me, San Francisco Columbia Records Engineer

References