Ill luck made Roger Torraway the subject of the Man Plus Programe, but it was deliberate biological engineering which turned him into a monster -- a machine perfectly adapted to survive on Mars. For according to computer predictions, Mars is humankind's only alternative to extinction. But beneath his monstrous exterior, Torraway still carries a man's capacity for suffering.
* #41 in the Millennium SF Masterworks series, a library of the finest science fiction ever written.
* ‘Frederik Pohl, one of the old pros of the genre, never takes unnecessary risks. For him, science fiction is a form of play – an excusable indulgence since he plays it so much better than most people.’ The New York Times Book Review
* 'The most consistently able writer science fiction has yet produced' -- Kingsley Amis
* ‘One of Frederik Pohl's best novels – and my personal favourite. Complex people in tough situations on a marvelous and gritty world – who could ask for more from any novel?’ Greg Bear