Are you or someone you know being bullied? President Obama recently held a White House conference to discuss ways to prevent bullying in school. But bullying is a problem not just among young people. Workplace bullying can involve threats, baseless criticism, discrimination and favoring some employees unfairly over others. Life and executive coach, bestselling author, and CNN commentator, Lauren Mackler, offers tips for how to respond to a bully on Voice of America. To listen, click here.