Do you take credit for your employees' ideas? Hire your own relatives? Withhold crucial information from your staff? If so, you may be a jackass manager. Now help is at hand--read this short how-not-to guide, have a good laugh, and learn how to manage employees more productively. Whether you're just beginning your career as a supervisor or already have years of management experience, you'll appreciate the useful pointers and cartoons in Traits of a Jackass Manager. Of course you may also recognize some bosses you've encountered yourself over the years. Either way, this quick...