In a world full of seemingly intractable problems, many Christians wonder if their efforts make any real difference--or if they're just throwing money and time into a void. All the Lives You Can Change directly addresses this question, pointing Christians to impactful opportunities for loving their neighbors. It encourages readers to go beyond conventional philanthropy, symbolic actions, and feel-good volunteering and to discover surprising tools from effective altruism--an evidence-based approach to doing the most good. Drawing on Scripture, years of nonprofit management experience, and research from experts at Oxford, the authors equip followers of Christ to turn compassion into meaningful, measurable change.