One out of every five children in the United States has been a target of bullying. And many more choose not to report being bullied.  But what do we really know about bullying today? In this episode, Kevin speaks with Julie Hertzog, director of Pacer’s National Bullying Prevention Center, to discuss how the definition of bullying is changing, how we can spot it, and how we can make sure that all kids feel safe and supported at school.