Chris Grabenstein

Christopher Grabenstein is an American author. He published his first novel in 2005. Since then he has written novels for both adults and children, the latter often with frequent collaborator James Patterson. He graduated from the University of Tennessee in 1977 with a degree from the College of Communication and Information.
Awards.
In 2005, Grabenstein's debut novel was the first in the adult Ceepack Mysteries series, "Tilt-a-Whirl", called an "entertaining debut" by "The New York Times" and given a "Library Journal" starred review. He has subsequently written more books in this series, called a "mash-up of Jersey Shore, Big Brother, and Survivor."
Grabenstein has also written many novels for children, including the Agatha and Anthony award-winning Haunted Mysteries series and the New York Times bestselling "Escape from Mr. Lemoncello's Library." He has also co-authored a number of books with author James Patterson, for whom he previously worked when he was in advertising.
Grabenstein has won the Agatha Award for Best Children's/Young Adult Novel four times: for "The Crossroads", "The Hanging Hill", "The Black Heart Crypt", and "Escape From Mr. Lemoncello's Library." He has also won the Anthony Award twice, once for Best First Novel for "Tilt-A-Whirl" and once for Best Children's/Young Adult Novel for "The Crossroads".