John Peter Petrucci is an American guitarist, best known as a founding member of the progressive metal band Dream Theater. He produced or co-produced all of Dream Theater's albums from Metropolis Pt. 2: Scenes from a Memory (1999) to A View from the Top of the World (2021), and has been the sole producer of the band's albums released since A Dramatic Turn of Events (2011). Petrucci has also released two solo albums: Suspended Animation (2005) and Terminal Velocity (2020).

Metropolis Pt. 2: Scenes from a Memory is the fifth studio album and first concept album by American progressive metal band Dream Theater, released on October 26, 1999, through Elektra Records. It was recorded at BearTracks Studios in Suffern, New York, where the band had previously recorded their second studio album, Images and Words (1992), and the EP A Change of Seasons (1995).