David Lang is an American composer living in New York City. Co-founder of the musical collective Bang on a Can, he was awarded the 2008 Pulitzer Prize for Music for The Little Match Girl Passion, which went on to win a 2010 Grammy Award for Best Small Ensemble Performance by Paul Hillier and Theatre of Voices. Lang was nominated for an Academy Award for "Simple Song #3" from the film Youth.

Bang on a Can is a multi-faceted contemporary classical music organization based in New York City. It was founded in 1987 by three American composers who remain its artistic directors: Julia Wolfe, David Lang, and Michael Gordon. Called "the country's most important vehicle for contemporary music" by the San Francisco Chronicle, the organization focuses on the presentation of new concert music, and has presented hundreds of musical events worldwide.