Arrives at the conclusion that the relationships between personality/communication apprehension and interaction behavior in small groups are heavily influenced by previous history of the group (zero-history versus intact). Cautions against generalizing results from studies involving zero-history groups. (MH)

Investigates interaction effects of the variables of leadership style and groupings of people on productivity and member satisfaction. (MH)

Tests the assumption that the aspects of a group's behavior that lead to judgments of quality probably are equally important and assesses the theoretical import of a discovery indicating differences in the relative impact of different variables on perceptions of the quality of decision making discussions. (MH)

Supports the hypothesis that interaction processes connected with the Valence Distribution Model mediated the effect of decision schemes on group decisions. Substantiates the assumptions that interaction is a crucial factor in group decision making. Although input conditions may also have an impact on decision outcomes, they are mediated by…

Examines the groupthink phenomenon under controlled, laboratory conditions. Results indicate that the presence or absence of disagreement (conflict, hostility) among members may be the best discriminator between groupthink and nongroupthink groups. (JMF)