Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Oppositional defiant disorder is described by the Diagnostic and Statistical Manual of Mental Disorders as an ongoing pattern of disobedient, hostile and defiant behavior toward authority figures which goes beyond the bounds of normal childhood behavior. People who have it may appear very stubborn. To meet DSM-IV-TR criteria, certain factors must be taken into account. First, the defiance must interfere with the child's ability to function in school, home, or the community. Second, the defiance cannot be the result of another disorder, such as the more serious conduct disorder, depression, anxiety, or a sleep disorder such as DSPS. Third, the child's problem behaviors have been happening for at least six months. The diagnostic criteria for this disorder are as follows: