SINGER, Barry. American, b. 1957. Genres: Plays/Screenplays, Songs/ Lyrics and libretti, Music, Photography, Theatre, Writing/Journalism, Biography, Humor/Satire. Career: Chartwell Booksellers, NYC, proprietor, 1983-. Publications: (with S. Weil) Steppin' Out, 1980; Black and Blue, 1992; Ever After: The Last Years of Musical Theater-And Beyond, 2004. Contributor to periodicals. Address: Chartwell Booksellers, Park Avenue Plaza, 55 E 52nd St, New York, NY 10055, U.S.A.