Introduction/Nathaniel Persily and Joshua A. Tucker--Misinformation, disinformation, and
online propaganda/Andrew M. Guess and Benjamin A. Lyons--Social media, echo …

How can one technology—social media—simultaneously give rise to hopes for liberation in
authoritarian regimes, be used for repression by these same regimes, and be harnessed by …

The move to a more digital, more mobile, and more platform-dominated media environment
represents a change to the institutions and infrastructures of free expression and a form of …

Social media have been battered in recent years by growing concerns about disinformation,
privacy breaches, and the spread of harmful speech. This article itemizes the problems …

Media scholars, artists, activists, and journalists discuss how the uses of the emerging"
Social Web" redefine the public sphere and influence mainstream journalism. In an age of …

SOCIAL MEDIA are blamed for almost everything that is wrong with democracy. They are
held responsible for pollution of the democratic environment through fake news, junk …

The third edition of The Dynamics of Political Communication continues its comprehensive
coverage of communication and politics, focusing on problematic issues that bear on the …

This collection is the outcome of a small symposium that brought together leading authorities
and commentators with scholarly interests in the potential innovative role of social media …

1. Steve Annear,“Mark Zuckerberg Couldn't Stop Mentioning Harvard Dorm During
Facebook Testimony,” Boston Globe, April 11, 2018, https://www. bostonglobe …

The supporting infrastructure of a healthy public sphere is under strain. There are
fundamental challenges facing journalism as it seeks a sustainable financial model …