People are less likely to express thanks or appreciation at work than anyplace else. But studies suggest that employees who feel appreciated are more productive and loyal, so it's worth making an effort. The intriguing bit? It's a win-win experience—when you appreciate someone, you feel good, too.

It's not the job of a leader to be likable. Still, for most leaders, there's little to be gained—and possibly much to lose—by being unlikable. But what makes someone likable isn't obvious. What traits and actions should a leader exhibit if he or she wants to be effective as well as likable?

People say you shouldn't manage your manager. But when you reach a point when you are overwhelmed with work, it’s time to fend for yourself and say no. However, you don't have to use threats or ultimatums. Read on to learn how you can stand up to your manager without sacrificing tact—or your job.