Louis Meuleman is a ‘reflexive practitioner’ with an academic focus on (sustainability) metagovernance and public management, and a practice at the European Commission in Brussels. He has a PhD in public administration (2008) and a master’s degree in environmental biology (1980). At DG Environment of the European Commission he is coordinator of the Environmental Implementation Review (EIR) and of the greening of the EU's economic and social governance cycle (the 'European Semester'). He is senior fellow at the Center for Governance and Sustainability of the University of Massachusetts Boston and member of the editorial board of the Journal Impact Assessment and Project Appraisal. Meuleman has over 30 years of public sector experience handling national, regional and international issues, mainly in the fields of environment, sustainable development and land use planning. He was director of the TransGov project of the Institute for Advanced Sustainability Studies (IASS) in Potsdam, Germany (2010-2011), which produced the report ‘Transgovernance: The quest for sustainability governance’ and is the editor of ‘Transgovernance: Advancing Sustainability Governance’ (Springer, 2013). He was director of the Netherlands Advisory Council for Research on Spatial Planning, Nature and Environment (RMNO) in The Hague and chair of the Netherlands Association for Public Management (VOM). Some of his prominent published works are his PhD dissertation ‘Public Management and the Metagovernance of Hierarchies, Networks and Markets’ (Springer, 2008), the practitioners’ case study ‘The Pegasus Principle: Reinventing a credible public sector’ (Lemma, 2003). He was co-editor of ‘Environmental Governance in Europe’ (Lemma, 2003). He has published books, book chapters and articles on environmental policy, interactive policy-making, metagovernance, governance of long-term decision making, cultural diversity and sustainability governance in English, German and Dutch. Contact: firstname.lastname@example.org and www.ps4sd.eu .