“What does a good day look like?” That question — when asked of both terminally-ill and healthy people — has transformed Atul Gawande’s practice of medicine. A citizen physician and writer, Gawande is on the frontiers of human agency and meaning in light of what modern medicine makes possible. For the millions of people who have read his book Being Mortal, he’s also opened new conversations about the ancient human question of death and what it might have to do with life.