Researchers of group creativity have noted problems such as social loafing, “production blocking,†and especially, evaluation apprehension (Paulus, 2000). Thus, brainstorming techniques have specifically admonished people “not to criticize†their own and others’ ideas,...

Recent research on status and group productivity has highlighted that status hierarchies encourage contributions to group efforts by rewarding contributors with enhanced status. However, that and other work has typically assumed that status hierarchies are widely agreed-upon among group...