Jena Lee Nardella, 33
Venture Partner Praxis
Co-founder, Blood: Water
Jena Lee Nardella’s high-school classmates voted her "Most Likely to Devote My Life to a Lost Cause." They were only partly right.
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Eleven years later, Blood: Water has helped build more than 1,000 wells, and Ms. Nardella has become a nonprofit star with a new book, One Thousand Wells; a cameo at the 2012 Democratic National Convention; and a gig training young faith-based social entrepreneurs through the New York-based accelerator Praxis.
"Lost causes are only lost if you leave them behind," she says.