Michael Semff is a world-renowned expert on graphic art from the 20th and 21st centuries. He was previously Director of the Staatliche Graphische Sammlung, Munich.
John-Paul Stonard is a writer, art historian and member of the consultative committee of the Burlington Magazine. His publications include Creation: Art Since the Beginning (2021), Chatsworth, Arcadia, Now: Seven Scenes from the Life of a House (2021), The Books that Shaped Art History (editor: 2017), Germany Divided: Baselitz and his generation (2014), and Fault Lines: Art in Germany 1945–55 (2007).