• Navigating intergroup boundaries, solidarity, and conflict

    Investigating the conditions under which people cooperate across group lines or reinforce status hierarchies.
    Keywords: intergroup relations, hierarchy, status, solidarity, collective action

  • Social behavior in the context of disease threat

    Exploring how people balance the tradeoff between pathogen avoidance and social affiliation.
    Keywords: behavioral immune system, sickness behavior, pathogen management, disease concealment