Who is Jerome Kagan? How did his longitudinal research on babies show how introversion and extroversion can be identified at an early age? Jerome Kagan is a developmental psychologist that started a multi-year study in 1989. That study showed that reactivity as an infant was a predictor of temperament later in life. Keep reading to find out more about Jerome Kagan and his research.
Jerome Kagan: How Babies Become Introverts
