How Moral Beliefs Influence Collective Violence. Evidence From Lynching in Mexico.

How do moral beliefs influence favorability to collective violence? In this article, I argue that, first, moral beliefs are influential depending on their salience, as harm avoidance is a common moral concern. The more accessible moral beliefs in decision-making, the more they restrain harmful behavior. Second, moral beliefs are influential depending on their content.

The "Dark Side" of Community Ties: Collective Action and Lynching in Mexico.

Lynching remains a common form of collective punishment for alleged wrongdoers in Latin America, Africa, and Asia today. Unlike other kinds of collective violence, lynching is usually not carried out by standing organizations. How do lynch mobs overcome the high barriers to violent collective action? I argue that they draw on local community ties to compensate for a lack of centralized organization.

Do Terrorists Get the Attention They Want?: COMPARING EFFECTS OF TERRORISM ACROSS EUROPE.

Terrorists aim at influencing audiences beyond their immediate victims, but can only achieve this if an attack receives sufficient public attention. Previous research shows that terrorism can affect public opinion, but these studies are mainly based on emblematic single cases and relate to varying measures of influence, which are difficult to compare. This research focuses on the first-order effect of terrorism: attention.

Deterring delinquents with information. Evidence from a randomized poster campaign in Bogotá.

In this article, we test whether an isolated information campaign can deter criminals by appealing to their apprehension risk perception. A randomized trial was conducted around 154 high crime housing blocks in Bogotá. With support of the Colombian Police, half of the blocks were exposed to a three month poster campaign reporting the number of "arrests around this street block" and half to a no-treatment control condition.