In the Middle Ages, the use of unique seals to authenticate and enclose documents began with royalty, and over the centuries the practice widened to include religious institutions, knights, and free citizens. Seals and Society arises from a major project investigating seals and their use in medieval Wales, the Welsh Marches, and neighbouring counties in England. P.R. Schofield, E. A. New, and S. M. Johns provide important new insights into...