Supported by the following organizations
This is to certify that Gabriel Collier 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 March 10, 2026
- Valid Certificate ID 3c7ee964818c4fca81c516c940707ae4