animal behavior collectivebehavior communication communicationinmanagement communicationinpersonnelmanagement cooperativebehavior dissentanddisputes efficiency goal(psychology) goals groupfacilitation groupprocesses grouprelationstraining hd66l563o2005 hd66s411sf2005 hm1106w5222012 hm133c678c1971 interpersonalrelations leadership mathematicalmodels models organizational personnelmanagement psychologicalaspects psychology smallgroups social socialbehavior socialbehaviorinanimals socialnetworks teamsintheworkplace theoretical workenvironment