“The greatest science fiction writer ever.” —Leslie Fiedler

“Farmer offers his audience a wide-screen adventure that never fails to provoke, amuse, and educate...his imagintaion is certainly of the first rank.” —Time

“Philip Jose Farmer owes a fair measure of his fame to the World of Tiers series, based on the notion of immortal Lords whose ancestors made a host of pocket universes (including ours) and then lost the technological skills to make more.” —Analog