Introduction Oppositional defiant disorder is classified in the DSM V in Childhood and Adolescent Disorders. ODD is a disorder in which the child is argumentative and defiant, angry, irritable, and vindictive. Children with ODD may experience numerous negative symptoms. ODD was first added to the DSM-III, where it was originally called Oppositional Disorder. Since then, numerous changes have been made to the disorder. ODD is slightly more common in boys than in girls. The onset of ODD usually occurs at school age. There are many factors that can contribute to a child developing ODD. Although much is known about ODD, there is still much more research to be done. , disobedient and hostile behavior toward authority figures” (Rowe, Costello, Angold, Copeland, & Maughan, 2010, p. 726)” In the 5th edition it is defined as a pattern of angry/irritable, or vindictive behavior that lasts at least 6 months and occurs during interaction with at least one individual who is not a sibling. The American Academy of Child and Teen Psychiatry defines it as an ongoing pattern of noncooperation, defiance, and use of hostile behaviors toward authority figures that seriously interfere with the child's daily functioning. All these definitions included some similarities. The challenging behavior displayed by the child is usually directed towards a person in authority. They also all describe it as a pattern, something that is ongoing for a specific period of time. All the remaining literature appears to be in agreement with... half of the article......6-1183.Erford, BT., Paul, LE., Kress, VE., and Erford, MR. (2014). Outcomes of counseling for youth with oppositional behavior: A meta-analysis. Journal of Consulting and Development, 92, 13-24.Gathright, MM. and Tyler, L.H. (2012). Disruptive behaviors in children and adolescents. Psychiatric Research Institute, 1-28.Nock, MK., Kazdin, AW., Hirpi, E., Kessler, RC. (2007). Lifetime prevalence, correlates, and persistence of oppositional defiant disorder: Results from the National Comorbidity Survey replication. Journal of Child Psychology and Psychiatry, 48, 703-713.Rey, JM. (1993). Oppositional defiant disorder. The American Journal of Psychiatry, 150, 1769-1778. Rowe, R., Costello, EJ., Angold, A., Copeland, WE. and Maughan, M. (2010). Developmental pathways in oppositional defiant disorder and conduct disorder. Journal of Abnormal Psychology, 119, 726-738.