Artist mentored Boo Saville, Helen Beard and Sadie Laska, allowing them to create their largest pieces to date in his studios for Newport Street Gallery show

In a first for Iran, the Teer Art fair is set to open amid a growing but fragile market environment

Comments come after Unesco calls for “mutually acceptable” solution to 200-year-old issue

US artist says he has “nothing to do with the show”, the first to focus on this body of work in the UK

Highest price to date is $1.9m, but Steve Lazarides says some paintings have a £2m-plus price tag

Still no evening auction, but blue-chip artists make way for fresh talent in new day sale format

Blaming an ingrained culture, auction houses vow to correct imbalance in women’s pay and representation in the highest ranks

With a retrospective lighting up the Whitney, the artist behind “that” work has finally returned to town

Advisory group NM Rothschild has reportedly been brought in to oversee a possible sale of the British auction house

An inquiry has been launched into the executive director and chief curator’s professional conduct

Canadian photographer has been working with scientists to draw attention to man's impact on the planet

Hauser & Wirth show in Zürich includes loans from the Tate, the Stedelijk Museum and the Fondation Dubuffet

Painting is “one of the most important” by the Impressionist artist to be sold in London in the past 20 years

Details yet to be finalised, but the fair is also looking at how to deal with “increasingly erratic weather” after heatwave sent exhibitors into meltdown

Show honours Africa’s contribution to abstraction, beauty and politics at "a time of affirmative difference"

Artists based in Iran were absent at the opening of exhibition of historical and contemporary Iranian art this week due to Trump's travel ban

Announcement comes days after auction house reinstates buyer's premium in online sales

Painting of artist’s lover and muse comes to auction for the first time at Christie’s New York in May

Discrepancy comes under scrutiny as more than 10,000 companies submit figures to the Government Equalities Office

Why galleries are moving into the West End district’s red-light zone

The US artist finds contemporary resonance in the 1940s novel

Presence of more dealers at the fair signals a comeback in the country’s art market

Tighter capital and credit regulations have curtailed Chinese art buying

Pair are the latest big names to step into the sixth dimension, with their first works using VR tools on show at this year’s Art Basel Hong Kong fair

The original project was cancelled in December for quality control

Dealers from across Asia are ramping up their presence, and around half of the projects in the Kabinett sector are by Asian artists

Works at Art Dubai mirror city’s vision of high-tech future

An increased presence of African galleries at this edition of Art Dubai could signify a flourishing regional market

Will Jeff Koons’s handbags for Louis Vuitton help find a buyer for the Rubens portrait?

But the number of galleries opening over the past ten years has plummeted 87%