From HBR Polymath is one of those words more likely to show up on the SAT than in everyday conversation. But the reason we don’t use the word much these days has less to do with vocabulary than it has to do with practicality: there aren’t a lot of polymaths around anymore. Similar Products: Powered by Smart but Stuck: How Resilience Frees Imprisoned...

Aregu Balleh [ADDIS ABABA] African innovators and inventors who design products with the potential to drive the continent’s economic transformation...

William Kamkwamba William Kamkwamba (born 1987) is a Malawian secondary student and inventor. He gained fame in his country when, in 2001, he self-built...

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