This document is a certificate confirming that John David Garrett successfully completed with distinction a 6-week online course on Magna Carta and its legacies through Coursera and authorized by the University of London. The course was taught by 5 professors from Royal Holloway, University of London, and while Coursera verified Garrett's identity and participation, the certificate does not confer any official registration, degree, award, grade, or credit from the University of London.