One of the oldest jokes in the book is at the expense of the Sixth Amendment: how can twelve people who couldn't get out of jury duty be counted as your peers? Juries, after all, are populated by the unemployed and retirees--people who don't have to actually work for a living. But alas, should you find yourself accused of knocking over a liquor store, defrauding a bank, or killing your significant other, retirees and the......