In my daily life I often push buttons, flip switches, turn keys and without another thought, magic seems to happen. Lights instantaneously flash on, elevators lift and car engines roar on the spot without another hint of how my simple motion jump started these complex...

I wasn't sure what to expect on my first evening in Milwaukee, but Elvis Costello certainly wasn't at the top of my list. Within five minutes of landing in the Wisconsin city, I spotted someone walking into the airport with not only the face, but also the familiar...