Pretender
Science fiction adventure from the creator of the New York Times bestselling Xanth series.
An an alien occupies the body of a boy during the time of the Babylonian Empire and guides him to a strange and fantastic destiny. But both the boy and the alien must beware, for other aliens have arrived on Earth – and may have plans of their own.
Piers Anthony
Piers Anthony Dillingham Jacob (born 1934) is an English American author in the science fiction and fantasy genres, publishing under the name Piers Anthony. He is most famous for his long-running novel series set in the fictional realm of Xanth.
Many of his books have appeared on the New York Times Best Seller list. He has claimed that one of his greatest achievements has been to publish a book for every letter of the alphabet, from Anthonology to Zombie Lover.