Adam Werbach, is a technology entrepreneur, environmental activist, and author. In 1996, Werbach became the youngest person ever elected as national president of the Sierra Club, at the age of 23. He is the author of the books Act Now, Apologize Later (Harper Perennial, 1997) and Strategy for Sustainability: A Business Manifesto (Harvard Business Press, 2010) Werbach was a frequent contributor to The Atlantic, serving as the magazine's online "sustainability expert." He co-founded the re-use company Trove, and is now the Head of Digital for Kapital Entertainment. Source: Wikipedia (en)