German Communication Association, Digital Communication Division

Christian Katzenbach, katzenbach@hiig.de

Christian Petzold, christian.petzold@uni-bremen.de

Weizenbaum Institute for the Networked Society/FU Berlin and Alexander von Humboldt Institute for Internet and Society

Ulrike Klinger, ulrike.klinger@fu-berlin.de

Christian Katzenbach, katzenbach@hiig.de