Jason Isbell & the 400 Unit

Jason Isbell and the 400 Unit

Michael Jason Isbell is an American singer-songwriter. Considered one of the best contemporary songwriters in his genre, he is known for his honest, emotional lyrics. Isbell began his career as a member of Drive-By Truckers for six years, from 2001 to 2007. His first album with his backing band, the 400 Unit, was released in 2009.