Max Kruse - Max Kruse was the youngest of seven children of the artist family Kruse his father was the sculptor Max Kruse, his mother the famous doll maker Käthe Kruse. He was best known for his childrens books, especially his Urmel series, but has written for adults, too. His works have been translated into many languages. Max Kruse was the youngest of seven children of the artist family Kruse his father was the sculptor Max Kruse, his mother the famous doll maker Käthe Kruse. He was best known for his children's books, especially his "Urmel" series, but has written for adults, too. His works have been translated into many languages.