adolescence

I did some reading recently on Adolescence in the book, Starting Right.  Worth reading if you haven't already.  It got me thinking about some stuff.

In the book, Adolescence is defined as, "the period of life between childhood and adulthood... (the process) lasts from roughly 10-13 years of age and ends at 18-22 years of age, (however) defining when adolescence ends is not an easy task..."