Every workplace has a coworker who exhibits all of the symptoms of a coworker from hell. They mistreat and abuse their coworkers, take credit for work they didn't do, and treat their coworkers with disdain, disrespect, and downright nastiness. Your work will never be safe nor your contributions clear to your boss; coworkers from hell make themselves look good - usually at your expense. Readers have shared stories, in all of their sordid details, about their coworkers from hell. Have a story of your own to share? We'd like to hear about your coworker from hell. Describe how you dealt with your coworker from hell.