Getting other people to do what we want is a useful skill for anyone. Whether you're seeking a job, negotiating a deal, or angling for that big promotion, you're engaged in strategic thought and action. In such moments, you imagine what might be going on in another person's head and how they'll react to what you do or say. At the same time, you also try to pick the best way to realize your goals, both with and without the other person's cooperation...