3D-printed firearms are the new frontier of our gun violence crisis. Based on recovery data from twenty U.S. cities submitted exclusively to Everytown, there was a 1,000% increase in 3D-printed firearm recoveries in just five years. Last month, we hosted a first-of-its-kind 3D-Printed Firearms Summit at Cornell Tech to bring together leaders across policy, law enforcement, academia, and the 3D-printing industry to address this growing problem and find solutions that will help keep communities sa