Frieze's Matthew Slotover and Gagosian Gallery's Gary Waterston among signatories

New York’s Outsider Art Fair swells in size as it looks to align itself with larger contemporary art fairs

Formerly The Winter Antiques Show, the grande dame of New York fairs has dropped the word "antiques" in the hopes of drawing a younger crowd

He will continue to work for the US online art marketplace as a senior adviser and remains its second largest individual shareholder

Fair director Lorenzo Rudolf says the "given circumstances" leave no other choice

Exhibitors at Draw Art Fair London in May will juxtapose drawings with related paintings and sculptures

Book accompanies Paul de Monchaux's new exhibition, a collaboration between his young dealer Megan Piper and Bowman Sculpture

Complex in heart of Mayfair will be occupied by three "temporarily spaceless" galleries for city-wide event

Georgina Adam speaks with three leading art world figures on the key events of last year and what 2019 may hold

From Brexit worries to emerging trends, we look ahead at what to expect from the art market this year. Plus, our correspondents pick the must-see exhibitions, fairs and festivals. Produced in association with Bonhams, auctioneers since 1793.

Major works by 14 women artists are expected to dominate Sotheby’s Masters Week offerings and bring more 'diverse' collectors

From Singapore and Taiwan to Los Angeles, new events attempt to break into world's fastest growing art markets

A psychological evaluation submitted by her lawyers to a Manhattan federal court ask for leniency in judge’s ruling

The art dealer has been involved in a number of lawsuits, which allege he defaulted on purchases of art

The renowned gallerist says he will sell ten works to fund his retirement

Inaugural Taipei Dangdai fair reflects growth of wider art market in the region

The new Congress could reintroduce a key bill to establish droit de suite in the US

‘Opportunity Zones’ present a new kind of tax-deferred exchange on high-value assets

Dealers’ association seeks meeting with culture minister over fears report will open the door to numerous restitution claims for a range of artefacts

From the US solo debut of Rodrigo Cass in San Francisco to some of Ulay's first photographs on view in London, here are the shows to see

Supreme court victory in France allows the auction house to shift the responsibility for resale royalties from sellers to buyers of works of art

New US owner of former Chinese building-materials business turns to lucrative fractional ownership of art

Apps such as FaceTime and WeChat are shifting how collectors choose to buy

A slew of recent high-profile departures begs the question—are top auction house executives burning out?

Loic Gouzer to leave Christie’s as the auction house restructures in the wake of Francis Outred's departure, while Phillips upgrades its New York headquarters

Hollywood entertainment agency intends to return entire investment after murder of Saudi journalist Jamal Khashoggi

Similar endeavours in other industries suggest that there is merit in working together to reduce financial crime

Marian Goodman Gallery says Self-Portrait on the train, Germany, had condition problems but seller's representative says low estimate was the issue

Critics say the proposed law, which stalled following the US mid-term elections, would place an unnecessary burden on dealers

David Hockney was latest white male artist to set a record this year