As a research neuroscientist, Lise Eliot has made the study of the human brain her life's work. But it wasn't until she was pregnant with her first child that she became intrigued with the study of brain development. She wanted to know precisely how the baby's brain is formed, and when and how each sense, skill, and cognitive ability is developed. And just as important, she was interested in finding out how her role as a nurturer can affect this complex...