John Irizarry

HOW THE LACK OF SLEEP AFFECTS A BABY’S BRAIN AND PERSONALITY

A leading researcher on temperament in infants and young children once said in despair, “When I raised my first child, I believed behavioral theories claiming that what I do as a parent molds my child’s character. With my second child, I was already a geneticist and believed that a child is born with characteristics that are passed on through heredity and that environmental influence is minimal. I barely knew my third child at all...”