York's Centre for Medieval Studies is the oldest interdisciplinary centre for postgraduate study of the Middle Ages in Great Britain, and it is also one of the most respected centres in the world.  It is one of the few institutions in the world where postgraduate students undertake interdisciplinary research in Medieval Studies. The faculty are world experts in their fields, the whole atmosphere is friendly and supportive, and a PhD from York is well regarded throughout the world when their move on to seek academic employment.