Nicola Burgess is Professor of Operations Management at the School for Business and Society, University of York, UK. Her research activity has primarily focused in healthcare, conducting a number of formative and summative evaluations of large-scale service improvement interventions within healthcare settings around the world. Graeme Currie is Professor of Public Management at Warwick Business School, UK. His research focuses upon health and social care settings, within which he has particular interest in leadership, innovation and strategic change.