The movements of the first German historical avant-gardes, merged in the denomination ” Expressionism “, produce the works that are perhaps even today more popular than the art of our century. Some critical reviews have however shaken certain certainties and professional readings handed down by inertia, to the point that today, in the difficulty of defining. Expressionism , it is opportune to start by pointing out what it is not. It is not a unitary movement, it is not unconditionally a reaction to ‘Impressionism, it is not only the art of protest, of malaise, of introspection, it is not the melting pot of a psychological content or of abstractionism, it is not a pure break with tradition. According to some it is not even a typically German or Nordic movement; indeed, it is not even a movement. The term expressionism indicates, first of all, the centrality of the problem of expression, of “drawing out” the constituent elements of the picture from the individual’s interiority.