http://www.nypost.com/seven/05012009...63.htm?&page=1
".....Although Pakistan's officer corps draws on all of the country's provinces and territories, the army's heart really has only two chambers. The senior officers who form the military's center of gravity come from Punjab, a populous east-of-the-Indus state with old martial traditions.
But a crucial minority of the army's top performers come from the tribal lands west of the Indus that have always produced warriors. They're Pashtuns. So are the Taliban.
We ignore such fundamental considerations, failing to note that the extended family of a general or colonel with a name such as "Afridi" or "Khattack" is rooted in the mountain valleys that always embraced fundamentalist Islam.
....."