There are at least three artists with the name String Theory:
1. String Theory was an electronic music band from Chicago that existed from 1996 until 2005. Their releases included the albums Anhedonia (2002) and Radiovalerian (2004).
2. String Theory is a performance ensemble from Los Angeles dedicated to creating innovative work.
3. String Theory is a hip-hop duo that consists of Hex One and B.B.Z. Darney. They released their self-titled debut album, String Theory, on March 25, 2014.
4. String Theory is a Symphonic/Melodic Death Metal band from Lahti, Päijänne Tavastia Finland. They have an album, released in 2014, called "At the Edge of Universe"