This article reviews some of the milestones of thinking about political radicalization, as
scholars and security officials struggled after 9/11 to discern the precursors of terrorist …

Radicalization is a process of escalation from nonviolent to increasingly violent repertoires
of action that develops through a complex set of interactions unfolding over time. Looking at …

Recent years have seen an enormous increase in protests across the world in which citizens
have challenged what they see as a deterioration of democratic institutions and the very …

Why and how do individuals residing in relatively peaceful and affluent Western societies
come to embrace extremist ideologies that emanate from distant places? We summarize the …

Despite over a decade of government funding and thousands of newcomers to the field of
terrorist research, we are no closer to answering the simple question of “What leads a …

Social movements have an elusive power but one that is altogether real. From the French
and American revolutions to the Arab Spring, and to ethnic and terrorist movements of today …

How did Iraq become one of the most repressive dictatorships of the late twentieth century?
The conventional wisdom about Iraq's modern political history is that the country was …

In Europe, as in the rest of the Western world, scholarly interest in social movements
developed with the wave of protest that, in the late sixties, shook confidence in the 'end of …

Revolutions, social movements, religious and ethnic conflict, nationalism and civil rights, and
transnational movements: these forms of contentious politics combine in Charles Tilly's and …

Strangely enough, while the pictures used to illustrate the most recent wave of protests for
democracy in North Africa represent mass protest, research on social movements and …