This series of photographs documents blackboards at universities and research facilities in Germany ranging from the 19th century to the 1970s. Four photographs of blackboards at Cologne University's department of philosophy with hinged sliding panels - presented as diptychs and triptychs - were produced and first exhibited in 2003. From 2009 to 2012 the series was expanded to depict blackboards in rooms and lecture halls at universities where thinkers such as Martin Heidegger (Freiburg), Theodor W. Adorno (Frankfurt), Carl Friedrich Gauß, Bernhard Riemann or David Hilbert (Goettingen) once taught. Either completely erased or only preserved in fragments the blackboards surfaces contain a palimpsest that has been inscribed on them over time.
University of Cologne (Diptych I), C-print, Diasec (in two parts), 180 x 245 cm, 2003

University of Cologne (Triptych I), C-print, Diasec (in three parts), 180 x 266 cm, 2003

Martin-Luther-University of Halle-Wittenberg, Department of Anatomy, C-print, Diasec (in two parts), 310 x 160 cm, 2012

Justus-Liebig-University of Gießen, Department of Veterinary Anatomy, C-print, Diasec (in two parts), 240 x 310 cm, 2012

Humboldt University of Berlin, Main Building, C-print, Diasec, 156,3 x 125 cm, 2010

University of Bonn, Former Department of Agricultural Sciences I, C-print, Diasec, 80 x 64 cm, 2009

University of Bonn, Main Building, C-print, Diasec, 80 x 64 cm, 2009

Institute of Social Research Frankfurt/ Main, Adorno Library, C-print, Diasec, 156,3 x 125 cm, 2009

Institute of Social Research Frankfurt/ Main, Room I, C-print, Diasec, 80 x 64 cm, 2009

University of Freiburg, Council Building III, I, C-Print, Diasec, 125,0 x 156,25 cm, 2009

University of Freiburg, Council Building III, II, C-Print, Diasec, 125,0 x 156,25 cm, 2009

University of Göttingen, Department of Mathematics I, C-print, Diasec, 80 x 64 cm, 2009

University of Göttingen, Department of Mathematics II, C-print, Diasec, 80 x 64 cm, 2009

University of Greifswald, Department of Psychology, C-Print, Diasec, 125 x 156,3 cm, 2009

University of Hamburg, Department of the Universities History, C-print, Diasec, 156,3 x 125 cm, 2010

Ruprecht Karl University of Heidelberg, New University, C-print, Diasec, 80 x 64 cm, 2009

Christian-Albrechts University of Kiel, Department of Prehistoric Archaeology, C-print, Diasec, 64 x 80 cm, 2010

University of Leipzig, Department of Education, lecture rooms 30-41, C-prints, Diasec, each 80 x 64 cm, 2011



University of Marburg, Department of Art History, C-Print, Diasec, 125 x 156,3 cm, 2009

University of Marburg, Former University Polyclinic for Women, C-Print, Diasec, 64 x 80 cm, 2009

University of Munich, Main Building, C-Print, Diasec, 64 x 80 cm, 2010

Eberhard Karls University of Tübingen, Old Physics Building, C-Print, Diasec, 64 x 80 cm, 2009

Annely Juda Fine Art, London, 2010


Museum of Art and Cultural History, Marburg, 2011


Kunstraum Alexander Bürkle / Paul Ege Art Collection, Freiburg, 2012
