By Julie Simmons | Music Journalist Those who play music professionally seem to exhibit some combination of the following traits: a need for recognition, a desire for a particular lifestyle, and an inner calling to play. But when I first interviewed Matt Ward, better known as M Ward, more than 10 years ago, I observed an artist who seemed entirely motivated by that inner calling. Instead of booze and pizza, his rider called for a veggie tray and hummus platter. He drank bottl