The document discusses corporate social responsibility (CSR) and two approaches. It summarizes Porter's strategic prioritizing framework for CSR that focuses on a company's value chain and competitive context. It also discusses three "theaters" of CSR: philanthropy, improving operational efficiency, and transforming business models. It provides a four-step process for companies to develop a unified CSR program, including rationalizing programs, developing metrics, coordinating across theaters, and establishing an interdisciplinary CSR strategy and structure.