Explore the different sources and forms of intergroup tension, in order to achieve a fuller understanding of their possible impact on interpersonal intergroup interactions / review and evaluate what social psychologists have learned about the nature of intergroup dynamics and intergroup tension / a central theme of [the authors'] approach is that a key obstacle to positive intergroup relations is the potential for miscommunication between majority and minority group members, which arises out of the expectations and concerns each interactant brings to the encounter / consider the motives participants bring to intergroup interactions, their concerns and expectations, and the implications of these motivations and cognitions for the outcome of the encounter.