People are so predictable. Experts, such as clinicians, can use their clinical judgment to make accurate predictions about people. People are basically good-hearted. People are basically rational. Commonsense is filled with wisdom.
Positivism is an outmoded philosophy of science.
Psychology is both a science and a profession. Interactionism Interactionism is situationism taken one more step. They usually don't. Mostly, people respond to the situation, as Milgram, Asch, and Hitler all discovered. Constructivism I don't really like the label constructivism, but he at least its consistent with tradition.