Each KLD Review covers a company's strengths and failings in nine different major social areas. Domini 400 Social Index (DSI), maintained by KLD is a common stock index consisting of 400 corporations that have passed multiple, broad-based social screens. DSI serves as a proxy and benchmark for the universe of stocks from which social investors might choose. KLD offers a variety of publications including Company Reviews and their Social Investment Database and database of firms ‘SOCRATES’. KLD is the Investment Advisor and Portfolio Manager of the Domini Social Equity Mutual Fund.