It can be found in a smile, a handshake, or a friendly chat. Knowing how to influence others is a crucial element of success. We succeed in business and in life when we influence how others think, feel, and act: getting them to accept our point of view, follow our lead, join our cause, feel our excitement, or buy our products and services. The act of influencing is such a part of our daily lives that we often donÆt even realize when we (or others)...