My Viola Vincent Reporting books are about the power of people to change things that aren't right in the world. If you're a kid, that can be hard. It takes a lot to get noticed and not be dismissed by adults who think someone else has put you up to it. There's no better modern example of the power of youth activism than the global school strikes currently being held around the globe demanding action on climate change. It started with one young woman with passion and tenacity. Greta Thunberg...