One in every six people in Canada has been bullied at their place of work and one in every five has witnessed a colleague being bullied. It ranges from outright abuse to subtle behaviour like rudeness, hostility, intimidation or getting in the way and impeding someone’s work. Perpetrators can include bosses, co-workers and clients. Sandy Hershcovis, associate professor at the University of Calgary's Haskayne School of Business, explores causes of workplace aggression and how to create a more positive work environment.