Tracking the collector's vast collection from its inception to his newest project, 'The Margulies Collection at the Warehouse'

The BBC asks whether Lord Elgin's actions could be justified as the spotlight on the Greeks rekindles the Elgin marbles debate, and Channel 4 programme has dealers weigh in on the state of the art market

Agents are looking at art in museums to determine whether “use tax” was paid

Greetings card millionaire Andrew Brownsword adds the Impressionist to his collection

Gilbert and George and Mickey Wolfson are among the enthusiastic collectors

Has the Eternal City overtaken Milan and Turin?

Interest in the field is surging as new collectors enter the fray

The Art Newspaper visits the biggest art collector in the world and talks about the five museums he is building in Doha

The new location is drawing collectors into the Paris stock exchange

The Italian collector Carlo Bilotti has commissioned Damien Hirst to create four paintings of the Evangelists which he wants to display in a deconsecrated church

Meanwhile Britain's rugby hero, Jonny Wilkinson, brings sporting glamour to the BALTIC

Asian bidding dominated the saleroom sessions

An explanation, an adoration and a lament

Unlike the heirs of Nazi victims, the descendants of collectors whose art was appropriated by the Bolsheviks are unlikely to have it returned

The collector of works that are knotty, passionate, perverse and deeply personal talks about his tastes and his gift to the nation

The man behind hit musicals such as “Cats” and “The Phantom of the Opera” has been buying Victorian art assiduously for the last 40 years. This month his extraordinary collection goes on public view at the Royal Academy

Archaeologists say the artefacts are likely to have been smuggled out of Iraq

Works from a private collection will tour both the London and New York arms of the super-gallery

Rediscovered Rembrandt made £6.9 million

The businessman, collector, and artist whose department store museum includes work by Damien Hirst, Tracey Emin and Anthony Gormley

Works on paper did well at this major event

The American-born benefactor bought rare books and manuscripts for over 20 years

The collector credited with transforming London’s contemporary art scene opens prestigious premises on the Thames this 17 April

“Collectors want something new”

The Surrealism sections of the February sales in London were the only to produce sparkling results

Private collector vs State in Spain

Hokusai is now hotter than Sharaku

Leading specialist in early English decorative arts expects a slow improvement in trade

The Miami-based collectors purchase works by Tuymans, Cattelan, and others

Why the art market is holding up as stock exchanges plunge, and why there are 10 times more collectors than in 1990