Sanjit "Bunker" Roy is the founder and director of Barefoot College — the only college in India built and managed by the rural poor who earn less than $1 a day. In the 20 years that the demystified and decentralized community-based Barefoot approach has been implemented in more than 30 of the least developed countries, a total of 36,000 houses in 1,024 villages have been given access to solar energy by nearly 300 illiterate rural grandmother