Africa Report: Progress in Ethiopia and Zambia
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This preview video will give you a quick look at the places I visited. Over the next two weeks, I’ll be posting more videos and photos from the trip that highlight examples of the exciting progress that is happening in these countries.
Read previous versions of the Annual Letter
Technology is transforming agriculture and the fight against poverty.
Think reasons for optimism were in short supply this year? Look again.
An update on the machine that turns feces into water.
See if you can beat my score on this quiz.
Looking back at 2013, I wanted to share a different kind of list.
This is my personal blog, where I share about the people I meet, the books I'm reading, and what I'm learning. I hope that you'll join the conversation.
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