This manual is a content guide for use by leaders in philanthropy—including infrastructure organizations, foundation leaders, thought leaders, and philanthropic influentials. It will help you communicate with a variety of audiences about the importance of advancing diversity, equity, and inclusion (DEI) in philanthropy—and how it can help your organization better achieve its mission. The language in this manual can be used as a reference or as a template for preparing materials and presentations. The approach taken to create this manual draws on well-established models and best practices employed in marketing and communications for persuading and motivating people through language that not only informs, but also inspires.