Skip to main content

xseries

Supported by the following organizations

This is to certify that Gary Matthew Payne has successfully completed all courses and received passing grades for an XSeries Program certificate in CS50's AP® Computer Science Principles a program offered by HarvardX, in collaboration with edX.

Noted by

David J. Malan

David J. Malan

Gordon McKay Professor of the Practice of Computer Science Harvard University

  • XSeries Program certificate Issued October 2022
  • Valid Certificate ID b5394d00a4d541539f361b7f1ce23768

For tips and tricks on printing your certificate, view the Web Certificates help documentation.

About edX

edX offers interactive online classes and MOOCs from the world’s best universities, including MIT, Harvard, Berkeley, University of Texas, and many others. edX is an online initiative created by founding partners Harvard and MIT.

About the edX XSeries Program certificate

An edX XSeries Program certificate signifies that the learner has completed a group of courses that add up to a rich understanding of an area of study. Completion of XSeries Programs requires that learners earn Verified Certificates from each of the courses included in the Program.