The black, glistening drips, now a signature device in his installations, date back to Wilson's stint as an artist - in - residence at the Pilchuck Glass School in Seattle in 2001, where he worked with
master glass blowers to come up with a three - dimensional equivalent of black drops on an etching plate.
The striking example of the
glass blowers» art was painstakingly shaped by the hands of
masters from the
glass foundry and studio in Kosta, Småland and designed, numbered and individually signed by the world - renowned Göran Wärff.