Many problems solved by grps when ill-structured. decision quality higher quality b/c: grps more vigilant than indivs with more ppl scanning environment, generate more ideas, evaluate ideas better. Problem some miss identiified by other grp members. Diverse backgrounds and experiences bring diff perspectives. Extreme position or incorrect notion held by one member offset by pooled judgments of rest of grp. decision acceptance and commitment decisions made more acceptable b/c: ppl wish to be involved in decisions affecting them, ppl better understand decision in which they participated, committed to decision which invested personal time and energy. Diffusion of responsibility: ability of grp members to share burden of negative consequences of poor decision. No one person singled out for punishment www. notesolution. com. Indiv members abandon ship and exhibit biased hindsight. grp members differ in relevant skills and abilities, as long as diff doesn"t cause conflict. indiv judgments combined by weighting them to reflect various expertise of various members.