What nationality is the author of who is best known for his children's book series that was first published in 1963 and helped establish Scholastic as a premier publishing company?
Clifford the Big Red Dog: Clifford the Big Red Dog is an eponymously titled American children's book series about a giant red dog named Clifford. Clifford the Big Red Dog:  The series helped establish Scholastic as a premier publishing company, and Clifford himself is Scholastic's official mascot.
i don't know