Social phobia is characterized by excessive anxiety or discomfort in situations where a person might feel judged or evaluated by others, including performance situations (e.g., being the center of attention, public speaking, working under observation, playing sports or music in front of an audience) and situations involving interpersonal contact with others (e.g., making small talk, meeting new people, dating). According to large-scale epidemiological studies, social phobia is one of the most prevalent psychological disorders. Although prevalence estimates vary, recent studies suggest that approximately 7% of Americans suffer from this disorder. In addition to the high percentage of people with symptoms meeting criteria for this disorder, many other individuals experience social anxiety or shyness to a lesser, but still impairing degree. Social phobia is also a common comorbid condition, often diagnosed along with other anxiety disorders. Taken together, this information...