"After more than a decade of stability or improvement, the mental health of adolescents plunged in the early 2010s. Rates of depression, anxiety, self-harm, and suicide rose sharply, more than doubling on most measures. Why? In The Anxious Generation, social psychologist Jonathan Haidt lays out the facts about the epidemic of teen mental illness that hit many countries at the same time. He then investigates the nature of childhood, including why children...

As tragedies in Oregon, Arkansas, and Colorado have shown, children as young as eight years old are capable of murder and violence. Experts ranging from law enforcement officials to guidance counselors are confused and conflicted about how to approach this tragic phenomenon. Best-selling novelist Jonathan Kellerman returns to his roots as a scientist and child psychologist to dissect a problem that is attacking our society: dangerous children who,...