The feeling of belonging matters to humans. At a cellular level. The release of oxytocin, the hormone which evokes feelings of contentment and security, makes people feel happy to be part of a group. It helps explain why identification with a family, town, school or team is such a fundamental part of the human experience. It also explains the appeal of team games.
Sharing interests and endeavours, collaborating to greater gain and combining to vanquish a foe are experiences which are as old as humanity. Whilst the rules of games may be artificial, the foundation on which they are...