When I listen to “Mingus Ah Um”, I rarely consider the many people, events, and pieces that form this magnificent puzzle. I instead always see a pathway lined with naked trees and carpeted with orange and brown leaves stirring with the breeze, and Charles Mingus never fails to engross me in his wonderful, autumnal world. Released in October of 1959, “Mingus Ah Um” plays like fall weather. It can turn from a gentle, relaxing breeze, to a whipping, howling gale in an instant, and Charles Mingus isn’t afraid to place those two sides together in stark contrast…