The art of disputation: dialogue, dialectic and debate around 800

It has often been noted that argumentation in the early Middle Ages was mainly based on written authority, while dialectical modes of reasoning were held in suspicion. Towards the end of the eighth century, however, dialectic was back in vogue at the court of Charlemagne. Logical reasoning played a significant role in theological discussions initiated by the court. This article explores the ‘rules of engagement’ for conducting a debate, and addresses the question of whether public disputation and dialectical enquiry could (again) have a part in the proceedings of councils around 800, after their alleged demise in late antiquity.