1. Department of Management; Centre for Innovation & Service Research, University of Exeter Business School; Exeter EX4 4ST
2. Chair of Human Resources Management and Business Governance, Martin-Luther University Halle-Wittenberg; Große Steinstraße 73 06108 Halle/Saale Germany
3. Department of Innovation Management & Strategy, Faculty of Economics and Business, University of Groningen; P.O. Box 800 9700 AV Groningen The Netherlands