Levin (Lawin) field theory.
Levin's field theory (Lewin's Field Theory).
German psychologist Kurt Lewin (1890 - 1947) with the concept of learning as well as the Gestalt. That learning Arose from the recognition process. And thought process to correct the problem, but he has embraced scientific principles to account for human behavior. He expressed belief that human behavior has the power and direction (Field of Force) what is in the interest and demand forces would be positive. Life space, which he called attention to something that is beyond the power is removed.