Head of Gates Foundation's global health program leaving

Dr. Tachi Yamada is leaving his position in June as head of the Gates Foundation’s global health program.

That’s big news primarily because the Gates’ global health program is so big, the largest program at the world’s largest philanthropy, accounting for more than half of the $3 billion the Gates Foundation spends every year trying to make the world a better, healthier and more equitable place.

So what does it mean that Tachi is leaving an organization that rivals (some say exceeds) the influence of the World Health Organization when it comes to setting the global health agenda?

I think it probably means a lot less than when his two predecessors left.

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