Recent increases in domestic and international acts of extremist violence perpetrated against American citizens have prompted an increased need for information to help understand and evaluate the threat posed to U.S. targets by extremist groups and their individual members. The purpose of this paper is to (i) suggest the potential relevance of social psychological research on group behavior for...

Social media are used by an increasing number of political actors. A small subset of these is interested in pursuing extremist motives such as mobilization, recruiting or radicalization activities. In order to counteract these trends, online providers and state institutions reinforce their monitoring efforts, mostly relying on manual workflows. We propose a machine learning approach to support ...

In addition to socio-economic factors, a whole spectrum of motivations for joining Islamic Fundamentalist groups has been documented in the literature. Individuals my join extremist groups to achieve specific political objectives such as sovereignty over disputed territory. Emotional incentives may also play an important role. Members of extremist groups often report on the glamour of being mem...

Terrorist groups maintain their finances from different sources which is difficult to track. In various studies it came out that individuals, organizations donate money terror outfit. These of financing were not easily traceable. Due technological advances, has become very easy send without exposing the sources. However, governments have taken measures halt these Despite efforts seems quite imp...

This paper explores the causal influence of access to Western television programming on voting behavior. We exploit a natural experiment involving access to West German TV within the German Democratic Republic in which only geography and topography determined the allocation of individuals to treatment and control groups. Focusing on both the shares of extremist parties and voter turnout, we fin...

Contents in extremist online forums are invaluable data sources for extremism reseach. In this study, we propose a systematic Web mining approach to collecting and monitoring extremist forums. Our proposed approach identifies extremist forums from various resources, addresses practical issues faced by researchers and experts in the extremist forum collection process. Such collection provides a ...

Two studies investigated the role of beliefs about the acceptability of aggression ("normative beliefs") against Jews in determining who would join an extremist group. In Study 1, students in a university in Pakistan (N=144) completed self-report attitude measures, and were subsequently approached by a confederate who asked whether they wanted to join an extremist anti-Semitic organization. Nor...

Research on parochial altruism demonstrated that hostility toward out-groups (parochialism) represents the dark side of the willingness to benefit one's in-group even at own costs (altruism). Parochial aggression thereby emerged mainly under conditions of threat. Extremist propaganda videos, for instance by right-wing extremists, try to capitalize on parochial altruistic mechanism by telling re...