Are you an introvert, extrovert, or an ambivert?

This question asks readers to use the assessment that begins on page 13 to understand their own personality type better.

What do you think was so effective about the partnership between Rosa Parks and Dr. Martin Luther King?

This question asks readers to consider how an introvert like Parks can collaborate effectively with an extrovert like King and how their partnership balanced their personality types to be particularly effective.

Did Jerome Kagan's research on highly sensitive babies surprise you? Why or why not?

This question asks readers to consider whether they expected that personality type was inborn.

Why did Jerome Kagan only produce his study results kicking and screaming?

This question asks readers to think about how Kagan, who believed strongly in the power of nurture, was swayed by his data results to support the idea of inborn temperament. The...