埃里希·凯斯特纳，Emil Erich Kästner was a German author, poet, screenwriter and satirist, known primarily for his humorous, socially astute poems and for children's books including Emil and the Detectives. He received the international Hans Christian Andersen Medal in 1960 for his autobiography Als ich ein kleiner Junge war. He was nominated for the Nobel Prize in Literature four times.