The Dow Jones Sustainability World Index was launched in 1999 as the first global sustainability benchmark. The DJSI family is offered cooperatively by RobecoSAM and S&P Dow Jones Indices. The family tracks the stock performance of the world's leading companies in terms of economic, environmental and social criteria. The indices serve as benchmarks for investors who integrate sustainability considerations into their portfolios, and provide an effective engagement platform for companies who want to adopt sustainable best practices.