The salient discovery is that certain things leaders do—specifically, exhibit empathy and become attuned to others’ moods—literally affect both their own brain chemistry and that of their followers. Indeed, researchers have found that the leader-follower dynamic is not a case of two (or more) independent brains reacting consciously or unconsciously to each other. Rather, the individual minds become, in a sense, fused into a single system. We believe that great leaders are those whose behavior powerfully leverages the system of brain interconnectedness…
