Jeffrey Arnold "Jeff" Moss (June 19, 1942 – September 24, 1998) was an American composer, lyricist, playwright and television writer, best known for his award-winning work on the children's television series Sesame Street.Moss was born in New York City; his father was a stage and screen actor, Arnold Moss, and his mother, Stella Reynolds gave up acting to become a soap opera writer. He attended the Browning School, a prestigious New York private school, and was #1 in his class.He attended Princeton University, and was a member of the Princeton Triangle Club theater company. After graduating in 1963, he took a job as a production assistant at the children's television show Captain Kangaroo (he also got an offer to work for CBS News, which he later said he had turned down because "I've seen the news").