Khadijah Costley White is an Associate Professor in the Department of Journalism and Media Studies at Rutgers University in New Brunswick. She researches politics, social change, and identity in media. Her first book, The Branding of Right-Wing Activism: The News Media and the Tea Party (Oxford, 2018) examines the rise of the Tea Party in online, print, broadcast, and cable news. She has also worked as a journalist for PBS and written for outlets such as The New York Times, Washington Post, The Atlantic and more. Daniel Kreiss is the Edgar Thomas Cato Distinguished Professor in the Hussman School of Journalism and Media at the University of North Carolina at Chapel Hill and a principal researcher of the Center for Information, Technology, and Public Life. Kreiss co-edits the Oxford University Press book series Journalism and Political Communication Unbound and is an associate editor of Political Communication. Shannon C. McGregor is an Associate Professor in the Hussman School of Journalism & Media and a Principal Researcher at the Center for Information, Technology, & Public Life - both at the University of North Carolina, Chapel Hill. Her research addresses the role of media and social media in political processes, with a focus on the interplay of three groups essential to a functioning democracy: politicians, journalists, and the public. In addition to academic outlets, McGregor writes often for the public press, and her work appears in outlets such as The Washington Post, Wired, and The Guardian. Rebekah Tromble is Director of the Institute for Data, Democracy & Politics and Associate Professor in the School of Media & Public Affairs at George Washington University. Her research focuses on political communication, digital research methodology, and research ethics, with particular interests in political discourse on social media and the impacts of exposure to toxic and abusive content. Dr. Tromble regularly serves as advisor to policymakers and civil society on digital platform accountability and responsible data access and use. She is a member of the European Digital Media Observatory>'s Advisory Board and co-founder of the Coalition for Independent Technology Research.