 Beresford and her family moved to Alderney in the Channel Islands in the mid-1970s.She and her husband Max Robertson divorced in 1984.As well as writing 20 Wombles books, Beresford wrote a variety of adventure and mystery books for children, many based on the small island of Alderney, where she lived in a 300-year-old cottage in St Anne as well as collaborating with Jane Aireton on creating a children's television series for ITV, Bertie the Bat in 1990.