Fritjof Capra is a physicist, systems theorist, and a founding director of the Center for Ecoliteracy in Berkeley, California, a nonprofit that advances ecological education in K-12 schools. He spent twenty years doing research in theoretical physics and has taught at the University of California, Santa Cruz; the University of California, Berkeley; and San Francisco State University. He currently serves on the faculty at Schumacher College in the UK. Capra is the author of a number of international bestsellers, including The Tao of Physics (1975), The Web of Life (1996), The Hidden Connections (2002), and The Science of Leonardo (2007). He is also co-author, with Pier Luigi Luisi, of the new multidisciplinary textbook, The Systems View of Life: A Unifying Vision.