Jeroen Doomernik, Universiteit van Amsterdam, The Netherlands Anne Green, University of Warwick, UK Zhang Jijiao, Chinese Academy of Social Sciences, China Robert Pauls, Ruhr-Universität Bochum, Germany Monika Salzbrunn, Université de Lausanne, Switzerland Ronald Skeldon, University of Sussex, UK Serge Weber, Université Paris-Est Marne-la-Vallée, France Catherine Wihtol de Wenden, Centre National de Recherche Scientifique (CERI), France Zhang Xiaomin, Chinese Academy of Social Sciences, China