Katharine Holabird grew up in Chicago, USA. She wrote the first Angelina Ballerina book, Angelina Ballerina, in 1982. Katharine has three grown-up children and lives in London with her husband. Helen Craig was born in London. She became an apprentice photographer aged sixteen and went on to set up her own studio. Helen has illustrated over 60 children's books. She has a grown-up son, several grandchildren and lives in Cambridge.