Steven Levitsky and Daniel Ziblatt are Professors of Government at Harvard University and have spent their careers studying democracies in crisis. Levitsky is the author of Competitive Authoritarianism and is the recipient of numerous teaching awards. Ziblatt is the author, most recently, of Conservative Parties and the Birth of Democracy. A New York Times op-ed written by the pair - Is Donald Trump a Threat to Democracy? - was shared over 200k times in December 2016.