No matter what health-care reform winds up looking like, one thing’s certain: Nurses will play a bigger role than ever, taking over duties from doctors, moving out of hospitals and into the community, looking after frail aging boomers, leading the push to keep costs down and improve outcomes. So this seemed the perfect time for a consult with the people who really run health care in Philadelphia. As one nurse told us, “Doctors only think they’re the quarterbacks.” Here’s what nurses had to say about their work, their patients, life and death, and those little white caps they used to wear.