Adam Werbach is a serial entrepreneur and environmental activist currently running the sharing retailer yerdle.. Werbach sold his last company, Act Now, to the Publicis-Groupe, where he served for 5 years as their chief sustainability officer running large marketing accounts for the Toyota Prius, P&G, Coca-Cola, Walmart, and the World. Wildlife Fund.. At age 23, Werbach was elected national president of the Sierra Club. He was named to the American Advertising Federation's Hall of Achievement. He was arrested in front of the White House protesting President Obama's lack of action on climate change. His last book, Strategy for Sustainability, was published by Harvard Business School Press. He was named a Young Global Leader by the World Economic Forum in 2012.. He served two terms on the international board of Greenpeace. An avid filmmaker, Werbach directed the independent documentary, "This Is NoisePop!", which was named one of the best music documentary films of 2011 by Rolling Stone Magazine.. Yerdle, co-founded with Andy Ruben (Walmart) and Carl Tashian (ZipCar) aims to replace 25% of the items people are buying new with things sitting unused in closets and garages.