Wie bilden wir jene zur Gewohnheit gewordene Spontaneität aus, die ein Merkmal der Improvisation ist, und die im Jazz und im Theater gebraucht wird? ###>How do we develop the habitual spontaneity that is one of the central features of improvisation, and which we constantly take for granted in everyday conversation? It is quite common to enlist linguistic models in the attempt to answer this question, but such models cannot account for the largely unconscious processes that inform improvised conduct.