The werewolf principle
Andrew Blake is found in a space capsule on a distant planet and is brought back to an unfamiliar Earth, where antigravity devices have replaced the wheel, and houses talk and even fly!

Yet nothing is as strange as Blake's own feelings. Tormented by eerie sensations and loss of memory, he doesn't know who he really is or exactly where he has come from. His destiny only begins to grow frighteningly clear when he meets a weird, tassel-eared creature who darkly hints at the truth about Blake's origins. Slowly Blake becomes aware of the long hushed-up "Werewolf Principle," a scientific theory buried in the past, which holds the key to Blake's own fate-and the future of the human race ...
American Science fiction, Werewolves, Mystery fiction, American Horror stories, Fiction
Clifford D. Simak
Clifford Donald Simak (August 3, 1904 – April 25, 1988) was an American science fiction writer. He won three Hugo Awards and one Nebula Award.The Science Fiction Writers of America made him its third SFWA Grand Master,[4] and the Horror Writers Association made him one of three inaugural winners of the Bram Stoker Award for Lifetime Achievement.[5] He is associated with the pastoral science fiction subgenre.