Environmental responsibility. Corporate governance and ethics. Fairness toward employees. Accountability to local communities. Providing responsible products and service to customers. Maintaining a healthy rate of return for investors.

Those are just some of the challenges of responsible business in the 21st century, challenges that are being met head-on by the 100 companies listed. These are the 100 Best Corporate Citizens for 2007—companies that are proving that good corporate citizenship and good business go hand in hand.

The 100 Best Corporate Citizens list takes a systematic approach to assessing the social and environmental characteristics of a good corporate citizen. The list is drawn from approximately 1,100 publicly held U.S. companies in the Russell 1000, S&P 500 and Domini 400 indices, relying on extensive data collected by KLD Research & Analytics, an independent investment research firm in Boston.

magazine, with statistical analysis designed by Sandra Waddock and Samuel Graves of Boston College. This is the first year the list has been published in Now in its eighth year, the 100 Best Corporate Citizens list was developed by Business EthicsCRO magazine, which salutes the 100 Best companies for their leadership roles in corporate citizenship.