Ann Whitford Paul is the author of many popular picture books. Little Monkey Says Good Night was inspired by her son, who was determined to say good night to everyone in the house, even the goldfish. She lives in California, USA. David Walker has been drawing and painting all his life. A former art director for a greetings card company, he now has his own licensing studio, designing a wide range of products from stationery to home decor. He lives in North Carolina, USA, with his wife and two daughters.