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?
Norman Bridwell Norman Ray Bridwell (February 15, 1928 – December 12, 2014) was an American author and cartoonist best known for the "Clifford the Big Red Dog" series of children's books.
Marion Holland Marion Holland (July 17, 1908 – April 6, 1989) was an American children’s book writer and illustrator from Washington, DC. Holland’s best-known books were "A Big Ball of String"; "No Children, No Pets"; "Billy Had a System"; and "The Secret Horse." "A Big Ball of String" (1958), which sold more than a million copies, was one of the six original Beginner Books published by Random House, along with "The Cat in the Hat" by Dr. Seuss.