quiet-the-power-of-introverts-in-a-world-that-cant-stop-talking-susan-cain

day in a foreign city, but I love to
travel. I was shy as a child, but have
outgrown the worst of it. Furthermore,
I don’t think these contradictions are so
unusual; many people have dissonant
aspects to their personalities. And
people change profoundly over time,
don’t they? What about free will—do
we have no control over who we are,
and whom we become?
I decided to track down Professor
Kagan to ask him these questions in
person. I felt drawn to him not only because
his research findings were so
compelling, but also because of what he
represents in the great nature-nurture
debate. He’d launched his career in
1954 staunchly on the side of nurture,
a view in step with the scientific establishment
of the day. Back then, the idea
of inborn temperament was political
dynamite, evoking the specter of Nazi
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