SHIELD program a model for effective pandemic management, data show Jun 9, 2022 9:30 am by Liz Ahlberg TouchstoneInspiration Share on Facebook Tweet Email Images The SHIELD: Target, Test, Tell program combined frequent saliva tests with modeling and an app to keep the University of Illinois Urbana-Champaign campus and surrounding community safe when on-campus operations resumed in fall 2020. Share on Facebook Tweet Email