This introductory chapter puts forward a case for the continuing importance of studying the European Middle Ages. The early twenty-first century is witness to a boom in popular interest in the medieval, one which is playing a significant role in shaping both politics and popular culture. Paradoxically, while this boom has led to increasing study of ‘medievalism’, investment in the disciplines that involve the study of the Middle Ages themselves is in relative decline with questions frequently raised about the value of such research. This chapter begins by examining the challenges that necessitate a defence of research whose key focus is the period between the fifth and the fifteenth centuries. It goes on to consider the nature of the relati...