The U.S. today: From brain gain to brain drain

The founders of the greatest American companies (at least as measured by their stock-market caps) are Bill Gates of Microsoft, Jensen Huang of Nvidia, Elon Musk of Tesla and Space X, Mark Zuckerberg of Meta (Facebook), the late Steve Jobs of Apple, Sergey Brin of Alphabet (Google) and Jeff Bezos of Amazon.All seven share one of two things in common: Six went to top U.S. universities (Harvard for Gates and Zuckerberg; Stanford for Huang and Brin; Princeton for Bezos; and Pennsylvania for Musk) an