The Sandman is a comic book series written by Neil Gaiman and illustrated by various artists, including Sam Kieth, Mike Dringenberg, and Jill Thompson. It follows the adventures of Dream, also known as Morpheus, the personification of dreams. The Sandman is known for its rich mythology, intricate storytelling, and exploration of themes such as the nature of reality, the power of dreams, and the role of storytelling itself. It has been highly influential in the world of comics and has garnered a dedicated fanbase.