The success and widespread deployment of artificial intelligence (AI) have raised
awareness of the technology's economic, social, and political consequences. Each new step …

Segregation across social groups is an enduring feature of nearly all human societies and is
associated with numerous social maladies. In many countries, reports of growing …

If you wanted to build a machine that would distribute propaganda to millions of people,
distract them from important issues, energize hatred and bigotry, erode social trust …

Significant theories of democratic accountability hinge on how political campaigns affect
Americans' candidate choices. We argue that the best estimate of the effects of campaign …

This article offers the first analysis of the role that technology companies, specifically
Facebook, Twitter, Microsoft, and Google, play in shaping the political communication of …

Donald Trump, the Arab Spring, Brexit: digital media have provided political actors and
citizens with new tools to engage in politics. These tools are now routinely used by activists …

The internet has fundamentally transformed society in the past 25 years, yet existing theories
of mass or interpersonal communication do not work well in understanding a digital world …

New communication technologies have reshaped media and politics. But who are the new
power players? The Hybrid Media System is a sweeping new theory of how political …

Social media increasingly plays a role in conflict and contentious politics. Politicians,
leaders, insurgents, and protestors all have used it as a tool for communication. At the same …

This study inductively develops a new conceptual framework for analyzing strategic
campaign communications across different social media platforms through an analysis of …