Chuck Leavell

A conservationist, sustainable-development advocate, and tech entrepreneur, and the Rolling Stones’ musical director for more than 20 years, Chuck Leavell cofounded the Mother Nature Network—now the world’s most visited website for environmental news—in 2009. He’s also a Grammy-winning keyboardist who has recorded with Eric Clapton, George Harrison, and the Allman Brothers Band, and the author of four books, including an autobiography, a children’s book, and a history of American forests.