This document discusses intergroup conflict in organizations. It defines intergroup conflict as incompatibility between different subgroups over tasks, resources, or information. When conflict occurs, groups become more cohesive and loyal while distorting their perceptions of other groups. Conflict can lead to rigid structures and non-negotiable demands between subgroups. The document outlines sources of intergroup conflict like task interdependence and resource dependence. It recommends interventions like problem solving and organizational mirroring to improve relationships between conflicting subgroups.