We review theory and evidence relating to herd behaviour, payoff and reputational
interactions, social learning, and informational cascades in capital markets. We offer a …

Third-generation theories of revolution pointed to the structural vulnerabilities of regimes as
the basic causes of revolutions. In the last decade, critics of structural theories have argued …

Political violence is rising in the United States, with Republicans and Democrats divided
along racial and ethnic lines that spurred massive bloodshed and democratic collapse …

A swee** overview of civil resistance movements around the world that explains what they
are, how they work, why they are often effective, and why they can fail. Civil resistance is a …

“[Tufekci's] personal experience in the squares and streets, melded with her scholarly
insights on technology and communication platforms, makes [this] such an unusual and …

As authoritarian governments around the world develop sophisticated technologies for
controlling information, many observers have predicted that these controls would be …

Societal transformations are necessary to address critical global challenges, such as
mitigation of anthropogenic climate change and reaching UN sustainable development …

It is often claimed that social media platforms such as Facebook and Twitter are profoundly
sha** political participation, especially when it comes to protest behavior. Whether or not …

The Chinese government has long been suspected of hiring as many as 2 million people to
surreptitiously insert huge numbers of pseudonymous and other deceptive writings into the …

Non-technical summary Transforming towards global sustainability requires a dramatic
acceleration of social change. Hence, there is growing interest in finding 'positive tip** …