“I was surrounded by nice, nice people, slowly squeezing the ring.” This phrase fully reflects the way people of a certain type act. We are talking about manipulators who unobtrusively gain our trust and take advantage of our disposition, kindness and inability to say “no” for their own purposes. Often we do not understand that someone is unscrupulously using us, and when we realize this, it is already too late: we are devastated, humiliated and depressed. How to recognize manipulators and not give them the slightest chance? This is exactly what the famous American psychologist George Simon writes about. The classification of manipulative personalities, the way they act, methods of dealing with them - all this is in the book “Who's in Sheep's Clothing?”, which has become a world bestseller.