FORTUNE RANKINGS MAGAzinE NEWSLETTERS PodCASTS MORE SEARCH SIGN IN Subscribe Now Geoff Colvin Most Popular REAL ESTATE Geoff Colvin is an award-winning thinker, author; broadcaster, and speaker on today's most The housing market enters uncharted significant trends in business. As a longtime editor and writer for Fortune; he has become one of waters America's sharpest and most respected commentators on leadership, globalization, wealth creation, the infotech revolution, and related issues. He is heard daily on the CBS Radio Network, where he has BY LANCE LAMBERT made over 10,000 broadcasts and reaches seven million listeners each week, and he is the author of two books native of Vermillion, South Dakota, Geoff is an honors graduate of Harvard with a TECH degree in economics and has an M.B.A. from New York University's Stern School of Business. Follow Ethereum is one step all of Geoff's stories here_ closer to solving major criticism and beating Bitcoin geoffrey colvin@fortune.com @geoffcolvin Geoff Colvin BY MARcO QUIROZ-GUTIERREZ 60 pages EMERGY Texas has enough wind and solar power to phase out coal entirely: There's just one huge catch_ BY TRISTAN BOVE