#GraphicDesign #Ephemera Swiss graphic designer #JörgHamburger trained at the Allgemeine Gewerbeschule in Basel under Armin Hofmann, Emil Ruder, and Donald Brun in 1954. He went on to work in the advertising studio at J.R. Geigy AG until 1958, then joined Josef Müller-Brockmann's studio in Zurich until 1961.