Essay from the year 2000 in the Department of Social Pedagogy / Social Work, printed on one side, grade: -, University of Cologne, Language: German. Abstract: Drug prevention and addiction prevention is a prominent topic in social and special education. The Andreas-Siller approach demonstrates the importance of initiating preventive measures as early as kindergarten. The frequency of behavioral disorders is crucial for planning educational assistance measures. However, studies and estimates regarding the proportion of children and adolescents with behavioral disorders vary significantly, with data on frequency ranging from 1% to 61%.