Conservator Nicole Ryder explains the process of conserving the Gallery's portrait of King Edward VI. The portrait goes on display as part of The Real Tudors: Kings and Queens Rediscovered at the National Portrait Gallery, London, from 12 September 2014 to 1 March 2015. Find out more about the conservation project, supported by Bank of America Merrill Lynch: http://ow.ly/xSer8.

Jacob Simon and Stuart Ager consider the portrait's extraordinary frame, explaining its significance and challenges for conservation. Find out more about Van Dyck's final self-portrait and its national tour here: http://ow.ly/HfLOy.