Jörg Heiser on memes, memory and Errol Morris's Wormwood
From the Spiritualist origins of Ghostbusters to an interview with Luc Sante: what to read this weekend
Museum Rietberg, Zurich, Switzerland
One hundred years since the birth of dada, what does the future hold for Kurt Schwitters’s Merz Barn in Cumbria?
Cabaret Voltaire looks for investors and The Metropolitan Museum unveils its new logo: a round-up of the latest art news
Dada's centenary and the importance of absurdity
100 years ago, a group of artists gathered in Zürich and founded dada. A new book examines the under-valued role of women to this anarchic, wildly influential movement
An alternative history of graphic design
Is the activity of artists overshadowing their art?
Ruth Hemus (Yale University Press, New Haven, 2009)