Trump’s path into politics was based on questioning the legitimacy of government and “the need to prepare for disaster by maintaining a closed society protected from infected outsiders,” University of Wisconsin researchers Thomas Salek and Andrew Cole concluded in a 2018 study of Trump’s use of the Ebola crisis. They said that Trump’s “apocalyptic rhetoric sketched some of the foundational features of his ‘Make America Great Again’ ” platform in the 2016 campaign.