The Attachment Connection: Parenting a Secure and Confident Child Using the Science of Attachment Theory - Ruth Newton

Studies in the 1950s revealed that young children hospitalized without their parents respond first by crying for them, then by showing signs of despair, and finally by emotionally detaching from the parents and acting indifferent to their absence. This detachment is hard to repair and highly detrimental to a child's development--most children who feel they cannot rely on their parents grow up to become more emotionally insecure and less self-assured than their peers.