When Vivian Lee talks about how artificial intelligence (AI) may shape the future of health care, she speaks from experience. Lee has spent decades at the frontline of health care transformation, witnessing firsthand both the promise and the pitfalls of technological innovation in clinical settings. “At a moment when health care leaders are asking not just whether artificial intelligence works, but how to use it responsibly, Dr. Lee offers a well-grounded, forward-looking perspective. Later, at Google affiliate Verily, she applied similarly innovative thinking to launch companies focused on virtual care, precision risk insurance, health care analytics, and pandemic management. Lee is an executive fellow of the Harvard Business School and a senior lecturer at the Harvard Medical School.