Luis G. Santeiro is a Cuban-American playwright and television writer who has been a member of the Sesame Street writing staff since 1978. In this role he has shared a number of Emmys won for Best Writing in a Children's Series. His other work for Children's Television Workshop includes penning The Sesame Street Special, writing lyrics for a number of songs including "Dentist of Seville" and "Todos un Pueblo," and developing the Troubles the Cat segments on Big Bag. He also collaborated with Joe Raposo on numerous Sesame Street songs. Likewise, he collaborated songs with Stephen Lawrence