The document discusses group dynamics concepts like cohesiveness, conflict, and leadership. It notes that cohesiveness is discussed in Chapter 9 in relation to groupthink, while conflict is covered in Chapter 10 in terms of substantive vs affective conflict and strategies for resolution vs management. Other concepts mentioned include attitudes, goal achievement, participation, consensus, and productivity. The document provides definitions of conflict and lists some potential benefits and risks of group conflict. It then provides prompts for collecting data on conflict or cohesiveness in a group through interviews and video summaries.