Noubar Afeyan(@NoubarAfeyan):America, to me, has always been defined by the belief that our future can be better than our past. I see it in entrepreneurs launching startups to remake industries; in scientists proposing bold hypotheses to transform what we know about the world; and maybe most of all, in immigrants leaving behind everything they know to pursue a better life here in our great melting pot. Optimists know the future is ours to shape. You can see it in every story on this list. I’m proud to be included.I wrote a longer piece about America’s unique knack for constant self-reinvention in @BostonGlobe earlier this year:

2026.10.22 15:40

America, to me, has always been defined by the belief that our future can be better than our past. I see it in entrepreneurs launching startups to remake industries; in scientists proposing bold hypotheses to transform what we know about the world; and maybe most of all, in immigrants leaving behind everything they know to pursue a better life here in our great melting pot. Optimists know the future is ours to shape. You can see it in every story on this list. I’m proud to be included.I wrote a longer piece about America’s unique knack for constant self-reinvention in @BostonGlobe earlier this year:

Forbes@Forbes

2026.10.21 14:43

Optimism is at the heart of the American dream. In that spirit Forbes is recognizing the country’s 250 Greatest Living Optimists. These are founders who took a big risk on new possibilities, investors who prioritize long-term value over short-term gain, market-minded philanthropists and educational pioneers. #Forbes250# Read more: Illustration: Lina Jaradat for Forbes; Photos: Guerin Blask for Forbes, Cody Pickens for Forbes, Jamel Toppin for Forbes, Martin Schoeller for Forbes, Tim Pannell for Forbes