For example, Adichie’s own storytelling shows how action animates ideas. Her TED talk, The Danger of a Single Story (2009), transformed a concept about narrative power into a global conversation, adopted in classrooms and diversity training where it now circulates without her presence. Similarly, James Dyson’s vacuum emerged after thousands of prototypes; the repeated making taught the idea how to work, until it competed on shelves under its own brand. Ed Catmull describes Pixar’s Braintrust in Creativity, Inc. (2014) as a ritualized feedback forum—an action system—through which flawed story ideas mature into films that travel far beyond the studio. [...]