Lyricist known for working with Richard Rodgers on Blue Moon, Bewitched, Bothered and Bewildered, Isn't It Romantic?, and numerous other songs.
He studied journalism at Columbia University.
He was posthumously inducted into the Songwriters Hall of Fame in 1970.
He was born to Max and Frieda Hart in New York City.
His songs were recorded by many artists, including Ella Fitzgerald.