Contrast societies, radical social movements and their relationships with their target societies. a theoretical model
The missing spirals of violence: four waves of movement-countermovement contest in post-war Britain
The porous borders of extremism: Autonomous Nationalists at the crossroad with the extreme left
The representation of violence by insurgent political actors: the "violent" part of "violent extremism"?
Viewing jihadism as a counterculture: potential and limitations
Violence that matters! Radicalization and de-radicalization of leftist, urban movements - Denmark 1981-2011