Why do people—even identical twins reared in the same home—differ so much in personality? Armed with an inquiring mind and insights from evolutionary psychology, Judith Rich Harris sets out to solve the mystery of human individuality.

    But beneath our social media frenzy and reality-television politics, the deeper reality is one of drift, repetition, and dead ends. The Decadent Society explains what happens when a rich and powerful society ceases advancing—how the combination of wealth and technological proficiency with economic stagnation, political stalemates, cultural exhaustion, and demographic decline creates a strange kind of “sustainable decadence,” a civilizational malaise that could endure for longer than we think..