I am a person who is constantly seeking the edge, the means toward improvement. Having come to understand that my IQ (feeble as it may be) is fairly well fixed and my personality solidified during adolescence, it was refreshing to hear that there is another factor – equal in utility – over which I have control. The book includes a test to take prior to reading. On a 0 – 100 scale, I scored 69. Wow! I believe this is the first time I have ever failed a test. Time to get to work.