During that time, Classen, a University of Arizona professor, developed and strengthened international ties with researchers, gathered articles and manuscripts and managed an expansive Website of worldwide resources.
He has since completed the project, resulting in the three-volume Handbook of Medieval Studies
"From now on, there is nothing that can be seen in isolation," said Classen, a University Distinguished Professor in the German studies department.
"Any future researchers must be confronted with this huge number of relevant studies since all aspects in the Middle Ages have to be studied from an interdisciplinary, comparative perspective," he added.
Click here to read this article from the University of Arizona