Mark Z. Danielewski (born March 5, 1966) is an American fiction author. He is most widely known for his debut novel *House of Leaves* (2000), which won the New York Public Library's Young Lions Fiction Award. His second novel, *Only Revolutions* (2006), was nominated for the National Book Award. **Source**: [Mark Z. Danielewski](https://en.wikipedia.org/wiki/Mark_Z._Danielewski) on Wikipedia.