Dorothea Hofmann (née Schmid, 9 October 1929 – 26 July 2023), also known as Dorli,[1] was a Swiss graphic designer, artist, educator and the author of Die Geburt eines Stils (The Birth of a Style).

[4][5] Hoffmann undertook numerous further education trips to Italy, Spain, France, Holland, Mexico, Guatemala, Egypt, India, the US and more.

[9] Hofmann's book Die Geburt eines Stils (The Birth of a Style) studies the influence of the Basel education model on Swiss graphic design.

It includes works of Swiss graphic designers who were teachers and students of Basel Allgemeine Gewerbeschule or Schule für Gestaltung Basel, like Hermann Eidenbenz, Emil Ruder, Armin Hofmann, Karl Gerstner, Gérard Ifert, Nelly Rudin, Pierre Mendell, Wolfgang Weingart, Kenneth Hiebert, Dan Friedman (graphic designer), April Greiman, Thérèse Moll, Elisabeth Dietschi, Heidi Schatzmann, Sigrid Bovensiepen, Inge Druckrey, Barbara Stauffacher Solomon and more.

Sonderborg - Zeichnungen at Galerie Handschin in Basel in 1966, and the most recent exhibition was 39è Mini print Internacional de Cadaqués a Pineda at Fundació Tharrats d’Art Gràfic in Barcelona in 2019.