DownloadThe Portobello Bookshop Gift Guide 2024

David Alderton Author

Dr Jen Green is a writer mainly specialising in nature, the environment, geography, history and social issues. She holds a doctorate from the University of Sussex, and worked in publishing for 15 years before becoming a full-time writer. She has written over 200 books. Consultant David Alderton is an international best-selling authority on birds and their care. He is the former chairman of the National Council for Aviculture, and is a consultant to the Pet Industry Joint Advisory Council, based in Washington, DC.