What does one do to be a persuasion scientist? When lawyers bring a case to David Mann, his job is to create a story a story to be repeated at trial. While the task sounds to be straightforward, lawyers don’t want to practice, and the story tends to change when they get to trial. So, if the ideal use isn’t ideal for lawyers, are there any practical uses of what David does? Breaking up the story to gauge reactions in focus groups and mock trials to create flexible storytelling may be the ultimate method for lawyers to understand what areas of their argument sticks and what doesn’t.