The definitive A-Z packed with never seen before photos, concept drawings and special effects artwork, this is a must for every fan of the new series Doctor Who . Covering both Christopher Eccelston and David Tennant's Doctors , this encyclopedia is the perfect companion for anyone wishing to know more about the Doctor, the Tardis, his friends and enemies and the worlds through which he travels. This is the Doctor Who book all the fans have been waiting for. It is written by Gary Russell the author of the bestselling Doctor Who: Inside Story .