This report traces the evolution of sustainability, summarizes some of the operating implications for companies, and describes the role of external influences or "drivers." Case studies of the sustainability approaches of four leading companies are presented.

Topics covered:

• What is sustainability?
• Communicating the Commitment to Sustainability
• External Guidelines and Performance Ratings
• So Where Are We in this Slice in Time?

Special features:

• summary of key findings
• case studies of DuPont, ABB, Procter & Gamble, and Baxter