Identifies and compares the patterns of communication of groups making risky and cautious decision shifts. Risky- and cautious-shift group discussions displayed nonrandom and statistically different distributional and sequential structures. Findings are discussed in terms of two explanations of the risky- shift phenomenon. (JMF)

The question whether individual study of risk problems (familiarization) leads to greater risk taking was investigated. Several explanations of the risk taking shifts are explicit in their requirement for group or social interaction. Investigations of whether risk shifts can be produced in the absence of group interaction have produced conflicting…

Studies published in the last five years (since 1975) concerning how groups behave, with particular emphasis on implications for the administrator who wishes to deal more effectively with groups, are reviewed. The 25 studies represent 11 journals, written by authors from six related disciplines. For discussion purposes, the studies are divided…