“…On the one hand, obsessions are composed of recurrent and persistent thoughts, impulses, and/or images that are experienced as intrusive and unwanted by the individual, with the most common including thoughts of contamination and images of violence (Leonard, Ale, Freeman, Garcia, & Ng, 2005;March & Leonard, 1996;Storch et al, 2009). Compulsions, on the other hand, are repetitive behaviors or mental acts that the individual feels compelled to perform (Carter & Pollock, 2000;Leonard et al, 2005;March & Leonard, 1996;Riddle et al, 1990), with the most common being excessive washing of the hands and a repetitive checking or touching of objects .…”