He has identified the BoP Perspective as a unique market-based approach to poverty alleviation. London has also developed the BoP Impact Assessment Framework, a tool that provides a holistic and robust guide for BoP ventures to assess and enhance their poverty alleviation impacts. This framework, along with other tools and approaches, is outlined in London's Base of the Pyramid Promise and has been implemented by companies, non-profits, and development agencies in Latin America, Asia, and Africa.[1]