Gallerist and collector Antoine de Galbert says he wants to go out on a high

As the first public show of the work opens in the UK, the former Virgin partner says he is looking for an “appropriate recipient” for donation

Russian President Vladimir Putin personally thanked Bernard Arnault at the Kremlin for hosting the show

The sweeping legislation cleared a hefty tax bill for the heirs of American businessman Jim Thompson, whose home and collection in Bangkok was turned into a public museum

Leiden Collection due to open at the Louvre next year before travelling to Shanghai, Beijing and Abu Dhabi through 2018

Curators to bring collector's waxwork out of storage in 2018

The culture complex at Macquarie Point will include a history centre, fire and light installations, and a contemporary art gallery

Nashville-based couple's decision to send their 600-strong collection abroad raises eyebrows at home

Around 100 works by artists like Van Gogh, Matisse, Manet, Cézanne, Renoir and Giacometti amassed by Hedy and Arthur Hahnloser-Bühler

With government funding harder to come by, museums must stay in the good graces of ultra-rich patrons

The picture, which was stolen in 1995, turned up in a gallery in Venice

Annual list of leading collectors boasts usual array of property developers, computer software designers and bankers

Sotheby’s auction is expected to raise £600,000 towards restoration of Durham Wharf by architecture collective Assemble

Rosi and Rudolf Dahmen have converted a squash centre into a complex with an exhibition space and artist studios

The London-based philanthropist partners with Museums Sheffield to show works by women artists

The independent-minded philanthropist whose life was touched by tragedy

Liu Yiqian and Wang Wei are rapidly buying art to fill their growing museum empire

From Basel's finest to the Broad, the institutions that set an example

The dealer-turned-philanthropist tells us about his decision to offer his collection to Tate and the National Galleries of Scotland

Chinese collectors Wang Wei and Liu Yiqian look beyond Shanghai to vast but lesser-known city of Chongqing

Lakshmi Mittal and Roman Abramovich have slipped down the Sunday Times ranking

More than 150 modernist images drawn from the musician’s collection will go on show later this year

Forbes’ annual ranking of the world’s wealthiest people reveals that personal fortunes may have taken a hit, but the same names stay at the top

Billionaire hedge-funder is believed to have bought works by De Kooning and Pollock in one of the biggest private sale in history

Senator examines tax-exempt status