STEPHEN SONDHEIM wrote the music and lyrics for A Funny Thing Happened on the Way to the Forum (1962), Anyone Can Whistle (1964), Company (1970), Follies (1971), A Little Night Music (1973), The Frogs (1974), Pacific Overtures (1976), Sweeney Todd (1979), Merrily We Roll Along (1981), Sunday in the Park With George (1984), Into the Woods (1987), Assassins (1991), Passion (1994), and Bounce (2003), as well as lyrics for West Side Story (1957), Gypsy (1959), Do I Hear a Waltz? (1965), and additional lyrics for Candide (1973). Side by Side by Sondheim (1976), Marry Me a Little (1981), You're Gonna Love Tomorrow (1983), Putting It Together (1993/99), and Moving On (2001) are anthologies of his work as composer and lyricist.

For films, he composed the scores of Stavisky (1974) and co-composed Reds (1981), as well as songs for Dick Tracy (1990). He also wrote the songs for the television production Evening Primrose (1966), co-authored the film The Last of Sheila (1973) and the play Getting Away with Murder (1996), and provided incidental music for the plays The Girls of Summer (1956), Invitation to a March (1961), Twigs (1971), and The Enclave (1973). Saturday Night (1954), his first professional musical, finally had its New York premiere in 1999. Sondheim is on the Council of the Dramatists Guild, the national association of playwrights, composers, and lyricists, having served as its President from 1973 to 1981.