View 1 conflict2 social trap3 enemy perceptions4 psychology of attraction5 altruism6 bystander effect7 social exchange theory8 peacemaking strategies PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of 1 conflict2 social trap3 enemy perceptions4 psychology of attraction5 altruism6 bystander effect7 social exchange theory8 peacemaking strategies PowerPoint presentations. You can view or download 1 conflict2 social trap3 enemy perceptions4 psychology of attraction5 altruism6 bystander effect7 social exchange theory8 peacemaking strategies presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.