Science calls this the "Social Brain Hypothesis." Evolutionarily, we didn't develop our complex brai

Added: 2026-06-02

The Social Brain Hypothesis proposes that humans evolved their complex brains primarily to navigate social relationships and connections, rather than to solve problems in isolation; when people gather socially, their brains shift from survival mode (cortisol-heavy) to connection mode (oxytocin-heavy), demonstrating that our cognitive evolution was driven by the need for social interaction.