BeTheTalk is a 7 day a week podcast where Nathan Eckel chats with talkers from TEDx and other branded events. Learn the tips tools and techniques that can help you give the talk to change the world.

Rachel Lincoln Sarnoff is Executive Director of 5 Gyres Institute. She promoted sustainability on "The Today Show" and "CNN,” and authored The Big List of Things That Suck and The Mommy Greenest Guide to Pregnancy, Birth & Beyond. A mother of 3, Rachel lives in Los Angeles.