Ann Whitford Paul is the author of the bestselling If Animals series, including If Animals Kissed Good Night , which School Library Journal calls "charming"; If Animals Went to School ; If Animals Celebrated Christmas ; If Animals Gave Thanks ; and If Animals Tried to be Kind . She lives in Pasadena, California. David Walker has illustrated many books for children, including Victoria Adler's Baby, Come Away and Ann Whitford Paul's Little Monkey Says Good Night and If Animals Kissed Good Night . He lives in Apex, North Carolina.