For a group to be successful, its members need to cooperate. What can happen during the group effort is fascinating. When bacteria detect ‘defectors’ in their group… they shun them even if they are genomically related
Damasio demonstrates that cooperation is enforced even at the bacterial level, where non-cooperators are excluded regardless of kinship, establishing cooperation as a homeostatic imperative prior to mind or morality.
, The strange order of things life, feeling, and the making, 2018thesis