Ghostwriter is a children's mystery television series created by Liz Nealon and produced by Children's Television Workshop (now known as Sesame Workshop) and BBC Television. The series revolves around a multiethnic group of friends from Brooklyn who solve neighborhood crimes and mysteries as a team of youth detectives with the help of a ghost named Ghostwriter. Ghostwriter can communicate with children only by manipulating whatever text and letters he can find and using them to form words and sentences. The series was filmed on location in Fort Greene, Brooklyn. It began airing on PBS on October 4, 1992, and the last episode aired on February 12, 1995. It reran on Noggin, a channel co-founded by the Children's Television Workshop, from 1999 to 2003.