‘Mind Over Four’ were an alternative / progressive metal band from Orange County, USA that formed in 1982 and split up in 1995.

The band’s sound developed over time from psychedelic punk to progressive metal, and they often referred to their own music as “experimental”.

The band’s final lineup consisted of:
- Spike Xavier vocals (1982-1995)
- Mike Jensen guitars (1983-1995)
- Mark Fullerton drums (1984-1995)
- Rich Castillo bass (1988-1995)

Previous members of the band included:
- Jeff Keogle bass (1982-1984)
- Lou Gaez drums (1982-1984)
- Steve Crow guitars (1982-1983)
- Dave Hamilton bass (1984-1988)
- Dan Colburn bass (1988)