hi folks! i have a question. not a long time ago i heard someone say that Piaget wrote a book where he is talking about how to analyse ppl without them knowing it. well, im a big fan of Piagets work on child devellopment, but never heared before about writings from him about that. have anyone of you read that book, or knows how it is called? i would like to read it in dutch or in english, or even russian is fine by me, but all i can find are frensh books, and euh, thats not my strongest language :/ it would help to know how the book is called Please Register or Log in to view the hidden image! thx!