CThe Editors Benjamin Drechsel was key researcher at the Ludwig Boltzmann Institute for European History and Public Spheres (LBI-EHP) from 2005 through 2009. He was scientific assistant at the Center for Media and Interactivity of Justus Liebig University, Giessen, in cooperation with the LBI-EHP from 2005 to 2008. Since 2008 he has been a fellow of the Institute for Advanced Study in the Humanities, Essen. Claus Leggewie is Professor for Political Science at Justus Liebig University in Giessen, where he was Founding Director of the Center for Media and Interactivity. Leggewie was the first Max Weber Chair at New York University from 1995 through 1997. Since August 2007 he has been serving as the Director of the Institute for Advanced Study in the Humanities, Essen.