Unstable Ideas: Temperament, Cognition, and Self

In his most probing and expansive work to date, Jerome Kagan—one of this country’s leading psychologists—demonstrates that innovative research methods in the behavioral sciences and neurobiology, together with a renewed philosophical commitment to rigorous empiricism, are transforming our understanding of human behavior. Contemporary psychology, according to Kagan, has been preoccupied with three central themes: How malleable is temperament? How predictable are the milestones of cognitive d...