Supported by the following organizations
This is to certify that Geoffrey Allan successfully completed and received a passing grade in Argue_v1: Structure and Function of Argument: Introduction to Critical Thinking a course of study offered by HarvardX, an online learning initiative of Harvard University.
Noted by
Edward Hall
Norman E. Vuilleumier Professor of Philosophy Harvard University
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- Verified Certificate Issued August 10, 2025
- Valid Certificate ID 9f6470504203460cacdea88e99cd6217