Dream Theater is a Grammy Nominated American progressive metal band formed in 1985 under the name Majesty by John Petrucci, John Myung, and Mike Portnoy while they attended Berklee College of Music in Massachusetts. They subsequently dropped out of their studies to further concentrate on the band that would ultimately become Dream Theater.

The band is well known for the technical proficiency of its instrumentalists, who have won many awards from music instruction magazines.