“Haltlos!? Jugendliche im Spannungsfeld Medien – Sucht – Gewalt” [Adrift!? Young People in the Tensions Between Media Addiction and Violence], lecture by C. Lampert at the Gesamtschule Walddörfer on 8 November 2007 in Hamburg (with Volker Wegener of the State Institute for Teacher Education and School Development, LI).