The University of Pittsburgh is a HIMSS Academic Organizational Affiliate. Anyone with a pitt.edu email address can sign up form HIMSS Membership, and Keystone chapter membership, for free.
Click here to join: https://myportal.himss.org/s/join
Scroll to Organization Memberships and click on the “Claim Your Free Membership” button under “Organizational Affiliate”.
This should provide you with the steps to join under the University of Pittsburgh’s Organizational Affiliate agreement.