Not recommended even for people with real difficulties in contact with others. Indeed, being interested in communication between people, I bought this book that I personally find very bad. Not only poorly written, I find that this book can lead to "labeling" view in defiance of some people and this by observing a few minutes. I let you judge for yourself this example that you can read on page 34 of the book, in Chapter 2 "How to practice small talk" - "The false shy" (which is in front of you): This behind a facade of arrogance. You think he thinks he is a superior being? Error, he died of fright in his three-piece suit. Complexes stuffed or eaten by the lack of self-confidence, he needs a cold front to protect themselves. It is sometimes difficult to make him give up his role. To do: try two or three nice phrases. No answer or answers to the lip? Drop. What not to do: feel uncomfortable handing you question. It is he who has problems, not you. "