Lisa Kopper was born in Chicago and studied painting and sculpture at Carnegie-Mellon University. She moved to England in 1970. She has illustrated over 100 children's books, including the Jafta series, which won her an international reputation for multicultural work.
Daisy is a Mummy was shortlisted for the 1996 Kate Greenaway Medal.
Margaret Greaves was educated at St Hugh's College, Oxford, and taught English in schools and at St Mary's College of Education, Cheltenham. Margaret died in 1993.