Here are sources of additional information on SRI:

• Most of my research is done under the auspices of the Moskowitz Research Program at the Center for Responsible Business, University of California, Berkeley.  The same site includes a page profiling the Moskowitz Prize judges.
• My blog, SRI Notes, discusses recent developments in social investing.
• Run by longtime practitioner Jay Falk, SocialFunds.com is a great source of information, industry news, and data on SRI  mutual funds.
• The Social Investment Forum is the social investment industry's trade organization. The Forum's website contains information on the Moskowitz Prize and abstracts of many studies that have won the Prize.
• GreenMoney Journal is the online version of an outstanding newsletter directed by Cliff Feigenbaum.
• Calvert, the leading U.S. vendor of SRI mutual funds, has a very thorough website with free social research on both mutual funds and corporations.
• Domini Social Investments has an excellent website, including a listing of the stocks in the Domini 400.
• Trillium is an independent money management firm specializing in socially responsible investing. Their website is an excellent resource for SRI information, particularly on social issues and shareholder activism.
• KLD is regarded as the leading social research firm, and in recent years has created a number of innovative new social index products.
• Innovest is a leader in sustainability research and their data has been used in numerous quantitative studies of SRI.
• My employer, Nelson Capital Management, is a registered investment advisor affiliated with Wells Fargo. Nelson provides social investment services to institutions and high net worth individuals.