Charlie Clouser

Charles Alexander Clouser (born June 28, 1963) is an American keyboardist, composer, record producer, and remixer. He worked with Trent Reznor for Nine Inch Nails from 1994 to 2000, and is a composer for film and television; among his credits are the score for the ''Saw'' franchise and ''American Horror Story''. Clouser was nominated for two Grammy Awards for Best Metal Performance in 1997. Provided by Wikipedia