Alan Anthony Silvestri (born March 26, 1950) is an Academy Award-nominated American film score composer and conductor.

estri is best known for his collaborations with director Robert Zemeckis, having scored Romancing the Stone (1984), the Back to the Future trilogy (1985, 1989, 1990), Who Framed Roger Rabbit (1988), Death Becomes Her (1992), Forrest Gump (1994), Contact (1997), Cast Away (2000), The Polar Express (2004) , Beowulf (2007) and Disney's A Christmas Carol (2009).
Silvestri is also known for his work on Predator (1987) and Predator 2 (1990), both of which are considered preeminent examples of action/sci-fi film scores. He has also begun a collaboration with director Stephen Sommers, scoring the films The Mummy Returns in 2001, Van Helsing in 2004 and G.I. Joe: The Rise of Cobra in 2009.
Silvestri also composed music for television, including for the series Starsky & Hutch, CHiPs , Manimal and HBO's Tales from the Crypt.
Silvestri was 21 years old when he started his film/televsion composing career.
His early style is marked by a strong use of the "octatonic scale," as well as an eclectic use of different notes and instruments.
It was thought that Silvestri was allegedly inspired by the works of Barry DeVorzon, Perry Botkin, Jr., Lalo Schifrin, Jerry Fielding, Jerry Goldsmith and John Williams.