An English science fiction author, she is best known for her Carnegie Medal-nominated books, Timekeepers (2005) and The Extraordinary and Unusual Adventures of Horatio Lyle (2006). She wrote her first novel, Mirror Dreams, when she was only fourteen years old.
She began writing mostly in the young adult genre and has since begun authoring books for adults. Also a performing arts enthusiast, she graduated from the Royal Academy of Dramatic Art in 2010. She also attended the London School of Economics.
She helped pioneer a new genre of writing called Urban Magic, which combines fantasy elements with modern-day city environments.
She grew up in London, England. Her father, Nick Webb, also had a career as a writer.
Darren Shan is another popular English writer of young adult books.