Dissecting the core of how humans naturally learn, think, and choose to act, internationally recognized critical thinking leader Linda Elder illuminates root causes of dysfunctional thought andshows us how to free ourselves from both selfishness and groupthink through explicit tools of rationality. This instant intellectual classic offers a cohesive, integrated theory of mind that takes into account pathological tendencies shared by all humans, while offering a clear path toward the cultivation of fairminded critical thinking throughout the world. Elder illuminates how, by taking the intrinsic problems in our thinking seriously, we can follow the example of Socrates and live the examined life, even in times of upheaval and doubt.