Gary Hirshberg is the Chairman, President, and CE-Yo of Stonyfield Farm, the world’s leading organic yogurt producer and the author of Stirring It Up: How to Make Money and Save the World (Hyperion Books, 2008). Gary is a frequent speaker on topics including sustainability, climate change, the profitability of green and socially responsible business, organic agriculture, and sustainable economic development. He’s won numerous awards for corporate and environmental leadership…