"Behind the Castle Gate: From Medieval to Renaissance" by Matthew Johnson is a first edition hardcover book published by Routledge in 2002. It explores the history and archaeology of medieval and Renaissance architecture in Great Britain and Europe, focusing on the social and cultural significance of these periods. The book, with 232 pages, includes illustrations and offers insights into the evolution of building styles and designs from the Middle Ages to the Renaissance. A valuable resource for those interested in architecture, history, and social science.