A typically developing 2-month-old baby can make cooing sounds, suck on her hand to calm down and smile at people. At that age, the mouth is the primary focus: Such young infants aren’t yet reaching for objects with their hands or using their feet to get around, so the lips – for eating, pacifying and communicating – multitask. And at the same time, new research reveals a special neural signature associated with touching the baby’s lips, an indicator of…






































