While advancement in the market shaping practice and ecosystem has spurred progress, it has also contributed to a proliferation of approaches and varied understanding of fundamental principles, which has hampered collaboration. This presents opportunities to build greater alignment across the expanded ecosystem. To continue progressing, it’s imperative that practitioners work from a shared foundational understanding of core concepts and strategies. With this objective in mind, Foundations of Market Shaping (FMS) explores key aspects of the market shaping practice: definitions, characteristics of healthy markets, widely accepted best practices, and practical guidance for planning and executing interventions.