MRS 2020: On December 2, 2020, Dr. Pompano presented one of two live keynote talks in the symposium, “Biomaterials for Studying and Controlling the Immune System,” organized by Evan Scott, Kara Spiller, Eric Appel, and Derfogail Delcassian. The talk was followed by a thought-provoking panel discussion on the role of biomaterials in directing immunity, particularly for COVID-19 vaccination and against autoimmune diseases, with Joel Collier, Ben Keselowsky, Lonnie Shea, Ankur Singh, and Chris Jewell.