Joseph T. Evans (born December 11, 1971), known professionally as Sev Statik and Stu Dent, is a hip hop musician and promoter from Albany, New York. Active as a rapper since the early 1990s, he has performed and recorded both as a solo artist and as a member of the hip hop collectives Deepspace5 and Tunnel Rats. Evans has also been a member of various Albany-area hip hop groups, including All Bully, Master Plan, Body Language, currently fronts the rap rock band Goldtooth, and is active in Pitch Control Music, a musical collective and arts movement he co-founded in order to promote and develop hip hop in the Albany area. Evans is a freemason in East Greenbush, New York.

Evans has released six studio albums and multiple EPs under the Sev Statik moniker, another two under the Stu Dent moniker, and numerous recordings as a member of various music groups. In 1996, he co-founded the supergroup Deepspace5, and joined the Los Angeles-based collective Tunnel Rats in 1997. In 2001, Evans released a studio album, Altered State, under the name Stu Dent. As Sev Statik, he released his debut studio album, Speak Life, in 2002. A second Stu Dent recording, Nephilim: Act of God 1, was released in 2003. Under the Sev Statik moniker, Evans has released five additional studio albums: Slow Burn (2005), Sliver LP (2007), Back to Dust with DJ Dust (2007), Shotgun (2008), and Sondial with Rawthreat (2011), as well as a collaborative album, Falling Tsar (2008), with Scribbling Idiots members JustMe, Wonder Brown, and Theory Hazit. He co-founded the rap rock band Goldtooth in 2011.