Stephen King is known as a pillar of the horror genre, so when he puts his support behind a specific horror book series, it is easy for readers to listen. Since 1974, King has written some of the most popular books in the horror genre. From The Shining to It to Doctor Sleep, King’s horror books have not only captivated readers, but terrified them. King’s popularity has even reached the point where his novels are constantly being adapted to the screen, and even those have reached incredible heights of success. Thus, King’s word means something in the book community.