Martijn van Zomeren

Group-level self-definition and self-investment: A hierarchical (multicomponent) model of in-group identification.

Colin Wayne Leach, Martijn van Zomeren, Sven Zebel et al. · Journal of Personality and Social Psychology · 2008 · 1.8K citations · Full text

Social Sciences, Social Psychology, Group Dynamics +16

Put Your Money Where Your Mouth Is! Explaining Collective Action Tendencies Through Group-Based Anger and Group Efficacy.

Martijn van Zomeren, Russell Spears, Agneta H. Fischer et al. · Journal of Personality and Social Psychology · 2004 · 1.1K citations

Social Sciences, Psychology, Social Psychology +17

Protesters as “Passionate Economists”

Martijn van Zomeren, Colin Wayne Leach, Russell Spears · Personality and Social Psychology Review · 2012 · 435 citations · Full text

Social Sciences, Social Psychology, Collective Behavior +13

On conviction's collective consequences: Integrating moral conviction with the social identity model of collective action

Martijn van Zomeren, Tom Postmes, Russell Spears · British Journal of Social Psychology · 2011 · 327 citations · Full text

Social Sciences, Social Psychology, Collective Behavior +16

Four Core Social‐Psychological Motivations to Undertake Collective Action

Martijn van Zomeren · Social and Personality Psychology Compass · 2013 · 313 citations · Full text

Social Sciences, Psychology, Social Psychology +10