Thousands of years ago, clans gathered around fires to share their day’s experiences and to tell stories that established group norms and shaped social organization. Today, the fire’s embers have been replaced by the glow of internet-connected devices, but the communal exchange of stories and perspectives remains a fundamental force in social development.

From a business standpoint, a few important differences emerge from this evolution. Social media users can now publicly discuss their experiences with brands or products, forming large coalitions of interest that exert vast social pressure on brands and other organizations. From the presidential election to the newest cereal, everything is now a matter of public interest.

The essential principle, however, of shaping our world by sharing stories remains the same. The connections we build with others around us are the infrastructure of social change. Understanding how these connections are formed on social media, the purpose of these connections and how they can be leveraged is foundational to social media marketing.

Read more: Winning the social media marketing game