David Blagden is Lecturer in International Security and Strategy at the University of Exeter and was previously the Adrian Research Fellow in International Politics at Darwin College, Cambridge. He is widely published in the scholarly and popular press, has served as a witness for several Parliamentary inquiries, and consults for numerous policy organisations. Dr Blagden has also won the Royal United Service Institute's Trench Gascoigne Prize for original writing on defence and security. Mark de Rond is Professor of Organisational Ethnography at Judge Business School, University of Cambridge, and a Fellow of Darwin College, Cambridge. A recurring feature in his work is the experience of being human in high-performing environments. His research has been widely reported in the press. His most recent fieldwork involved a world-first attempt to scull the navigable length of the River Amazon unsupported.