1) An experiment with chickens showed that selecting individually productive chickens and grouping them led to all but three chickens being killed by the most dominant, as their success suppressed others. 2) Research on group problem-solving found the most successful groups had balanced participation, women members, and social sensitivity - not the highest IQs. Developing social capital through trust and relationships enhances group performance. 3) Examples show the benefits of social connectedness at work, like increased profits when a company synchronized breaks to enable socializing, and replacing rivalry with developing social capital.