John Grogan is an award-winning newspaper columnist and a former editor in chief of Organic Gardening magazine. His first book, Marley & Me: Life and Love with the World's Worst Dog, is a number one international bestseller with three million copies in print and rights sold in more than two dozen languages. He lives with his wife, three children and their new dogs, Gracie and Woodson, in the Pennsylvania countryside.
Richard Cowdrey has illustrated numerous books for children, including Bad Dog, Marley!, A Very Marley Christmas and Marley Goes to School. He is the owner of a yellow Labrador called Murphy, whose behaviour is remarkably similar to Marley's. He lives in Ohio with his wife and children.