Discusses the social interaction sequence (SIS) model, which represents the group decision-
making process in terms of the sequential choice behavior—changes in preference and …

The first study extrapolated earlier findings (Davis, Stasson, Ono, & Zimmerman, 1988) that
the critical fourth voter in six-person mock juries evenly divided between guilty-and not-guilty …

Abstract 500 undergraduates made decisions as individuals or 4-person groups about
several attitude objects along a 7-point semantic differential scale and about several social …

Proposes a general theory (social decision scheme theory) for many kinds of group decision-
making and illustrates some special case models with a variety of data from several …

Abstract The Norm-Information-Distance (NID) model is a formalized description of the
process of change in collective judgment tasks. The model is derived in two steps. First, the …

Three experiments investigated whether people use group decision outcomes as heuristic
cues to judge group members' attitudes. In Experiment 1, subjects read a vignette in which a …

Experiments exploring the effects of group discussion on attitudes, jury decisions, ethical
decisions, judgments, person perceptions, negotiations, and risk taking (other than the …

Conducted 3 experiments to examine the effects on choice shift of the proportion of risky to
conservative arguments to which Ss were exposed. The Choice Dilemmas Questionnaire …

Attempts to integrate the findings presented in 18 articles on the choice shift in group
decision. Theoretical background, experimental results, and future research …

Members of 3-person groups received feedback from a test of decision-making ability that
created one of three task-relevant status distributions (conditional, 2-3-4; outstanding, 2-2-5; …