Amory B. Lovins is Co-founder, Chairman, and Chief Scientist of Rocky Mountain Institute and a co-author of "Factor Four" (Earthscan, 1997). He is widely considered amongthe world 's leading authorities on energy especially its efficient use and sustainable supply and is a fertile innovator in integrative design. The Centennial Issue of "The Wall Street Journal" named him among 39 people in the world most likely to change the course of business in the 1990s, and in 2009, "Time" Magazine called him one of the 100 most influential people in theworld.