Peter Mesker successfully completed an online non-credit course called "The Modern World, Part One: Global History from 1760 to 1910" offered through Coursera and authorized by the University of Virginia. The course was taught by Philip Zelikow, who verified that Mesker completed all course requirements and participated fully in the class. Mesker received a course certificate dated June 8, 2016 to demonstrate his achievement in the online educational program.