“Extreme success of the ants also fascinated me— how a few behavioral algorithms caused such extreme evolutionary success grounded in extremes of cooperation within the breeding colony and, almost always, extremes of lethal hostility toward ants outside the breeding colony, even ants of the same species.”

In prehistoric days when we had to avoid getting devoured by lions, these fast heuristics worked pretty well. Now that life is more complex, the decisions you need to make are more complex, and your cognitive biases trick you into making bad decisions. By learning these biases, you’ll guard yourself against people trying to exploit you. Even better, you’ll guard against your worst enemy: your own