Science/Psychology   Influence-The Psychology of Persuasion Robert B. Cialdini, PH.D   Ethologists for long have found some strange patterns of behaviour in birds. A mother turkey fawns and takes are of a chic that makes cheep-cheep sounds. Actually, even if a stuffed polecat, a natural enemy of turkey is artificially made to produce the sound, mothering behaviour of the mother turkey is switched on. And if a turkey chick doesn’t utter these magical notes, it is neglected by its mother. This is trigger feature of animal behaviour. ‘Click’ of a particular stimulus ‘whirrs’ the appropriate response, the ‘click-whirr’ pattern. Humans have inherited much of their behaviour from animals, from whom they descended in millions of years. ‘Click-whirr’ pattern of our behaviour has been confirmed by psychologists in many ingenious experiments. In most situations that we face in daily living, this action-reaction form of behaviour serves us well. It is fast and it saves the body...