This book argues that despite the many real advantages that industrial modernity has yielded — including large gains in wealth, longevity, and (possibly) happiness — it has occurred together with the appearance of a variety of serious problems. Chief among these are losses in perceived existential purpose and increases in psychopathology. The book advances a highly original theory of the ultimate basis of these trends, which unites prior work in psychometrics, evolutionary psychology, and evolutionary biology. weiterlesen