THE REASON WHY: Other books take a satirical look at America in decline. They tell us we are declining, but they do not tell us why. Why are we declining? That is the enigma. Other books lament Alzheimer's and other degenerative diseases, but they do not explain the causes. This is yet another enigma that is covered in the book. See how the search for an understanding of Alzheimer's disease opened new ways of looking at our mental and emotional decline. Gain new understanding of how aspects of our personality such as connectedness, self- control, and attention have changed. Explore research...