{"version":"1.1.0","chapters":[{"startTime":66.0,"title":"Heading: How much impact do doctors have?"},{"startTime":302.0,"title":"Heading: Who were the highest-impact people in history?"},{"startTime":542.0,"title":"Heading: What do these differences in impact mean for your career?"},{"startTime":668.0,"title":"Heading: What does it mean to “make a difference”?"},{"startTime":744.0,"title":"Subheading: Why did we choose this definition?"},{"startTime":856.0,"title":"Subheading: How can you measure social impact?"},{"startTime":911.0,"title":"Subheading: Is social impact all that matters?"},{"startTime":948.0,"title":"Heading: So how can you improve lives with your career?"}]}