(born November 25, 1946) is an American writer of children's books. He writes as well as illustrates his Arthur books, and is best known for that series and its spin-offs. The names of his two sons, Tolon Adam and Tucker Eliot, have been hidden in all of the Arthur books except for one. He also has a daughter named Eliza Morgan, whose name appears hidden in at least two books. He is a Daytime Emmy award winner; the Arthur TV series adapted from the books was named number ONE on PBS for three years (1997, 2000, 2001). He currently lives in Hingham, Massachusetts.