Now, we mentioned earlier that happiness leads to big-picture thinking (think project managers) and unhappiness leads to detail-oriented, analytical thinking (think detectives). Building on this theme, Visser and her colleagues found that with a happy leader, followers performed 200 percent better on the creative task than they did for an unhappy leader, and when the leader displayed signs of sadness, followers performed 400 percent better on the analytical task. These numbers are staggering.

