Perhaps human violence persists because we believe that violence is inevitable and there's nothing we can do about it -— even though there is notable evidence that this is likely not true. Read on for some research and theory on how cultures evolve to be collaborative or violent. Plus, learn benefits of collaboration and downsides to force, punishment, and control. These provide implications for how we might move towards a culture of more peace.

Awareness of how we're holding our own and others' needs is important to our development. In learning to value needs, we often go through three stages: passive, aggressive/obnoxious, and assertive/mutual. As we learn and grow, we may relate to the following differently: Whose feelings and needs are important, who is responsible for what, how our choices impact others, and consideration for ourselves and others.