Plotin, Henri (* 1939 Berlin) - ''La cycliste insolante'', oil on canvas, 1973, bicycle tires with artist name and dating, ca.126x127cm, studio frame, canvas with frame imprint on the upper left - pseudonym for Gert Neuhaus, between 1956 and 1962 studied P. Grafik and exhibition design by H. Lortz at the Berlin University of the Arts, he was active in the advertising industry, since 1982 works as an artistic teacher at the University of the Arts Berlin, Technical University Berlin and For the Berliner Lettenverein.