"one of those paranoia books by Philip K. Dick"

Philip K. Dick (1928-1982) was an American writer known for his science fiction stories and novels, such as Do Androids Dream of Electric Sheep? and A Scanner Darkly. His work often deals with issues of paranoia, drug abuse and mental illness. As well as influencing many contemporary writers, his work also influenced modern philsophy, and is considered to have foreshadowed the development of post-modernism.