The art consultant and collector passed away after a brief, sudden illness last week

The sale at Sotheby's New York in May will coincide with the delayed opening of the controversial exhibition Philip Guston Now in Boston

Sheikh Hamad Bin Abdullah al-Thani had accused the New York- and Geneva-based dealership of selling him two allegedly fake statues for a combined $5.2m

Plus, an exhibition about wartime hideouts in Poland and Ukraine, and Mondrian’s final work Victory Boogie Woogie

Vincent writes philosophically about his mental illness, a year after mutilating his ear

Our pick of the highlights from April's fairs and auctions

The French museum is now seeking funds to buy the still-life painting, which was sold last week by Artcurial to a US dealer for €24.3m

The London-headquartered The Fine Art Group and New York-based Schwartzman& are collaborating—but this is not a merger, they stress

Only two of the 12 works have been guaranteed, an oddity in the recent string of high-profile single-owner sales

While it is still legal to sell art to a Russian individual, conducting business with anyone on a sanctions list could result in fines or a prison sentence

Following the Russian invasion, some art dealers and their artists have left the country, some have stayed—but all are finding ways to help their compatriots

A number of new appointments are announced today at the auction houses, with a different EMEA president for Christie's and new managing director in the Middle East at Sotheby's

The move comes as the art market steps up its due diligence

Asian spending continues to grow, particularly at auction, while the UK’s market share shrinks to historic lows as Brexit woes linger

The Hamburg-based dealer Roben Dib was arrested in Paris last week. His lawyers say he will "fully cooperate with the investigation"

The second edition of the buzzy Austrian fair is taking place at Vienna Contemporary's former venue, the Marx Halle

The artefacts were flagged by Christos Tsiogiannis, who has, since 2006, been identifying looted antiquities through photographic archives of suspected and convicted dealers in plunder

The artist also made his son, Connor, a director of Science (UK) last year

Fragment and Osnova galleries will give their stands to The Naked Room and Voloshyn from Kyiv

The New York dealer Adam Williams bought the fruity still-life

Paris+, by Art Basel is due to run until at least 2028

The French conceptual artist made nine "empty zones" in the last three years of his life, which could be purchased only with pure gold

The firm bags a second Scandinavian auction house as sector consolidation continues

The painting, being sold by the Thomas and Doris Ammann Foundation, could become the most expensive 20th century work of art ever sold at auction when it is offered in New York in May

The Artists’ Collecting Society and the Design and Artists Copyright Society say Braka has refused to disclose information on secondary market sales since royalties legislation was introduced in 2006

A new code aims to introduce more transparency to the business of buying

NFTs are a major new economy and with every major new economy, there is a big new scam

The 19th-century work, executed just before the sculptor's death, has been rediscovered after languishing outside for more than 50 years

Just two months after buying the Nordic firm Bukowskis, the private-equity-owned auction house is bolstering its presence across the Pond