Dr. Klaus Jacob is research director of the Environmental Policy Research Centre (FFU) and has been a senior research fellow at FFU since 1995. Klaus Jacob is head of the research group “Policy Assessment and Political Strategies”. He is co-coordinator of the European network of excellence LIAISE (“Linking Impact Assessment Instruments and Sustainability Expertise”), a Network of Excellence (NoE), funded in EU-FP7, which develops models in support of impact assessment and studies the conditions under which they can be employed (www.liaise-noe.eu). Klaus Jacob is chair of the steering committee of the Berlin Conferences series on the Human Dimension of Global Environmental Change. He has been Lead Author for the Global Environmental Outlook 4 and reviewer for GEO 5 of the United Nations Environmental Programme. Klaus Jacob teaches courses in policy analysis as well as political science methods and theories at the Otto-Suhr-Institute of Freie Universität Berlin.