Theory of a Deadman (or Theory for short) is a rock band from North Delta, British Columbia, Canada, formed in 2001, signed by Nickelback vocalist Chad Kroeger to 604 Records, after lead singer Tyler Connolly gave Kroeger a demo tape. The band also includes traits of other music styles, such as country, metal and more acoustic elements. Theory has released six studio albums and three #1 hits on the Mainstream Rock Chart. The band scored the entire soundtrack for the video game, "Indigo Prophecy" / "Fahrenheit".
Theory of a Deadman's fourth studio album, The Truth Is.. was released on July 12, 2011. The Truth Is... (I Lied About Everything) Songfacts reports it was inspired by the divorce that Tyler Connolly went through in 2010.
Tyler Connolly – lead vocals, lead guitar (2001–present)
Dave Brenner – rhythm guitar (2001–present)
Dean Back – bass (2001–present)
Joey Dandeneau – drums (2009–present)
Tim Hart – drums (2001–2004)
Brent Fitz – drums (2004–2007)
Robin Diaz – drums (2007–2009)
Theory of a Deadman (2002)
Scars & Souvenirs (2008)
The Truth Is.. (2011)
Wake Up Call (2017)
Say Nothing (2020)