1. Watt College of Public Service and Community Solutions , Arizona State University, 411 N. Central Ave. Phoenix, AZ 85004-2163, USA . e-mail: maryann.feldman@asu.edu
2. Ludovic Dibiaggio SKEMA Business School, Université Côte d’Azur (GREDEG), 60 Rue Fedor Dostoïevski, Sophia Antipolis 06902, France. e-mail: ludovic.dibiaggio@skema.edu
3. Tan Tran ICD business School, IGS-Groupe Rue Alexandre Parodi, 12, Paris, France . e-mail: tttran@groupe-igs.fr