Shy people are often perceived as cold and aloof. Self-fulfilling prophecies or expectancy effect can affect intellectual performance and social behavior. Rosenthal and jacobson told teachers some kids would sharply increase iq when tested again their iq had gone up more than the others. Mark snyder when men talk to women they find attractive women are more likely to be warm and friendly self-fulfilling prophecy attractive women are expected to be warm and friendly. Our behavior with other people is influenced by how they expect us to act. Lee jussim where does expectancy effect come from some come from real life situations. Used to avoid researching accuracy of judgments. What criteria can personality judgments be right or wrong. Constructivism reality as a concrete entity does not exist all that exists are human ideas or constructions of reality. If tree falls in the forest does anyone hear constructivism says no.