What research or anecdote stood out to you in this chapter? How will this information alter what you once believed to be true and/or how will it inform your work or practice? In this chapter, Jo describes how the hippocampus grew for the London cab drivers during their learning and years of service, and then after they retired the hippocampus actually shrank, not from age but from lack of use: Did this or any other evidence she shared about how our brains grow and change surprise you? Can you think of a skill or knowledge area that you have gained or lost because of practice or lack of use? Have you ever heard someone say they are not a "math person" or thought the same about yourself? How does our society p9icture someone who is a "math person?" Has any of the evidence Jo shared changed your view on this topic? After sharing research on giftedness (P. 32-34), Jo asks, "If the idea of giftedness is harmful to adults, how do you think it affects children?" ...