"Erkenntnisfortschritt = Regulierungsfortschritt? Fragen des gesetzlichen Jugendmedienschutzes an die Kommunikationswissenschaft” [Advances in Knowledge = Advances in Regulation? Questions of Legal Youth Media Protection to Communication Studies], lecture by S. Dreyer in the course of the DGPuK Annual Conference "Theoretisch praktisch?!” [Theoretically Practical?!] in Dortmund on 3 June 2011.