This document discusses organizational behavior at the group level. It covers topics like leadership, communication, work groups, work teams, and conflict negotiation. It examines different perspectives on leadership, including structural-functionalist, political-conflict, constructivist, and critical humanist. It also discusses theories of leadership, such as trait theory, behavioral approaches, and contingency theory. Overall, the document provides an overview of key concepts for studying organizational behavior at the group level, with a focus on leadership.