Early in life (perhaps not as early as in the drawing, above) Lewin was already thinking about what he called the individual’s “life space,” and how it was influenced by the groupings (such as family and ethnicity), and the culture one was born into. Lewin was born in Mogilno, in the Prussian province of Posen, (now part of Poland, then part of pre-WWI Germany). As a young Jewish male he quickly learned what social and physical “locomotion” was allowed, and what was verboten—such as becoming a tenured professor at the University of Berlin (verboten!).
By the time he marched off to ...