Munich pushes provenance research concerning possible Nazi looting
The project, led by Dr Vanessa-Maria Voigt and Dr Horst Kessler, came about by a chance find in a desk...
Immendorff: copies, fakes or authorised reproductions?
Michael Werner, his dealer for 30 years, says “everything was out of control” before the artist died
Why the rise of the private museum is rewriting the rules of the market
Dealers are growing increasingly wary of do-it-yourself institutions
Collector launches website to rate dealers
Helping young collectors to find the right gallery
Late Rauschenbergs emerge from artist’s estate
Several sculptures premiered at Art Basel