I ’ve photographed campaigns in some pretty unusual places over the years, from the highlands of Ethiopia to the plains of Iraq, and I’ve been fortunate to be part of projects that were both challenging and incredibly rewarding. Somewhere along the way, I got used to the idea that the complicated jobs would probably involve an airplane, a passport, unpredictable weather or some combination of all four. So when an 12-day studio project for Tempur-Pedic and Tempur-Sealy came across my desk, I …