Ros Asquith has worked as a photographer, stage designer and was editor of City Limits magazine and a critic for Time Out and the Observer. Her Teenage Worrier series, starring 15-year-old Letty Chubb has been an international success. Ros draws regularly for The Guardian and TES and lives in North London. Sam Childs studied Illustration at Hornsey College of Art and has worked as an art teacher and toy maker. Her illustrations for the Little Zeb picture books, Gorgeous!, Naughty! and Happy! by Caroline Castle, have won her a wide fan base.