Dean Koontz is an American author known for his thriller and horror novels. He had a difficult childhood, being abused by his alcoholic and schizophrenic father. He found an escape in writing from a young age. Koontz went to college and majored in English, then worked various jobs and taught high school while pursuing writing. His career took off after the success of his novels Chase and Whispers. He has published over 150 books, many of which have been bestsellers. Koontz explores various genres and has used pseudonyms. He remains a prolific author today, known for blending elements of thriller, mystery, and horror in his stories.