Miguel Pina e Cunha is the Amélia de Mello Foundation Professor of Leadership at the Nova School of Business and Economics, Universidade Nova de Lisboa, Lisbon, Portugal.

Arménio Rego is Professor at Católica Porto Business School, Portugal.

Ace Volkmann Simpson is Reader in Human Resource Management and Organizational Behaviour at Brunel University, London, UK.

Stewart Clegg is Professor in Management at the University of Technology Sydney, Australia.