This document provides an overview of corporate social responsibility (CSR) and the Global Reporting Initiative (GRI) framework for sustainability reporting. It defines CSR as how companies manage their operations and impacts on society. Sustainability reporting measures organizational commitment to sustainable development through ongoing data collection and stakeholder communication. The GRI was created in 1999 as an international framework providing guidelines for sustainability reporting, including categories and aspects for standard disclosures to reference governance and environmental/social performance.