"Marvel" at the neuroscientific reasons why smart teens make dumb decisions! "Behold" the mind-controlling power of executive function! "Thrill" to a vision of a better school for the teenage brain! Whether you're a parent interacting with one adolescent or a teacher interacting with many, you know teens can be hard…

From earliest infancy, a typically developing child imitates or mirrors the facial expressions, postures and gestures, and emotional behavior of others. Where does this capacity come from, and what function does it serve? What happens when imitation is impaired? Synthesizing cutting-edge research emerging from a range of disciplines, this…