I'm trying to figure out which god Zach Orcutt pissed off.Maybe he seduced some maiden favored by Zeus? Or left one of Artemis's sacred deer by the side of the highway? Only a misstep of this magnitude, it seems, could explain his perverse fate."It's not fair, is it?" I say. "No," he says. "It's not."We're talking in a pizza joint, well back from the windows. The sky is overcast, but the sun is out there somewhere.In a way, sunny days are almost preferable, because at least then he knows exactly where the danger is, and how to dodge it. Awnings, alleys, underground parking garages—these things are his friends.For Zach, even minimal exposure to the sun could prove fatal. When he was 5, he was diagnosed with xeroderma pigmentosum, or XP, a staggeringly rare genetic disorder that leaves him a thousand times more susceptible to skin cancer than the rest of us are. XP patients tend not to live very long. They maintain constant vigilance. The first cancer is usually removed before age … [Read more...] about What If a Day in the Sun Could Kill You?