One of science fiction's most prolific authors, Philip K. Dick is also one of the genre's most intellectually challenging explorers of the multidimensional subjective nature of reality. In Philip K. Dick, author Douglas A. Mackey has undertaken the formidable task of elucidating the psychological and philosophical issues that permeate all of Dick's work and that, Mackey argues, earn him a place with Borges and Kafka among twentieth-century writers.