As the Order of the Phoenix keeps watch over Harry Potter, troubled times have come to Hogwarts in a year filled with secrets, subterfuge and suspicion. The deliciously dark fifth instalment of Jim Kay's inspired reimagining of J.K. Rowling's classic series is an epic artistic achievement, featuring over 160 illustrations in an astonishing range of visual styles.

Now an exciting new collaboration brings together two virtuoso artistic talents, as Kate Greenaway Medal winner Jim Kay is joined b...