Kim Bayne grew up and was educated in Brighton. With a Secretarial Diploma, she worked at the University of Sussex until her marriage to a dairy farmer from Balcombe, who farmed the Tickeridge Farm in Kingscote, East Grinstead. It was here, at Kingscote, that she found the focus for her study of local history. Having gained a Cambridge Information Technology Certificate, she was able to self-publish her first book in 2022.
