He has been published under several pseudonyms (see the bibliography): C. L. Grace, Paul Harding, Ann Dukthas and Anna Apostolou but now writes only under his own name. He recently launched a very successful series based around the life of Alexander the Great, published by Constable & Robinson in the U.K., and Carroll and Graf in the U.S.A., whilst his novels set in Ancient Egypt have won critical acclaim. Paul has also written several non-fiction titles; A Life of Isabella the She-wolf of France, Wife of Edward II of England, as well as study of the possible murder of Tutankhamun, the boy Pharaoh of Egypt’s 18th Dynasty, and a study on the true fate of Alexander the Great.