Lucy Budd is Professor of Air Transport Management and Programme Director of the MSc in Air Transport Management in the Faculty of Business and Law at De Montfort University, Leicester. She has extensive experience of teaching air transport management at both undergraduate and postgraduate levels and has published extensively in the area of airline and airport operations. Stephen Ison is Professor of Air Transport Policy in the Faculty of Business and Law at De Montfort University, Leicester. He has taught air transport programmes for over 20 years and has published extensively in the area of aviation business and economics.