Thumb Score: +21 Penguin Group (USA) LLC via Amazon has The Anxious Generation: How the Great Rewiring of Childhood Is Causing an Epidemic of Mental Illness by Jonathan Haidt (Kindle eBook) on sale for $7.99. Thanks to Deal Hunter phoinix for finding this deal. About this title: After more than a decade of stability or improvement, the mental health of adolescents plunged in the early 2010s.