The Microsoft co-founder speaks about the Italian artist's influence on Beuys ahead of an exhibition in Berlin

Very little support for the art scene from the tax system and, as in Germany, an outdated distinction between “original” works of art, subject to 9% VAT, and multiples (prints, digital works, photography etc), subject to 19%

Subconscious probings at the Lisson and Fa1, White Cube takes on a disquieting new talent and there are spots before the eyes at Victoria Miro

Works from the Southeast Asian countries vie with the more traditional Chinese and Japanese selections

Archaeologists descended upon three sites in Southern Iraq rumoured to contain antiquities

The court was convinced by differences in the artists' technique

The top twenty has Cézanne at the top with a new record from Sotheby's

Unevenness comes to light, as survey finds that almost 50% of the UK total was directed towards London

These works embodying the egalitarian nature of multiples have ironically been hidden from view until now

This provided women artists with vital instruction in life-drawing

Strongest sales to date for both houses

The drawings will be displayed as “attributed to F. Bacon”

Pietro Accorsi's long wait to showcase his collection is over

Raphael’s “Donna Velata” and Titian’s “Young Englishman” have become two of the most influential paintings by Renaissance masters

Artists (Tate Gallery Publishing, London, 1999)

As the supply of works by the big names dwindles demand is growing for pictures by lesser known artists

A new Orientalist star overturns Gérôme; Italo-Swiss Alpine artist fetches $9.5 million and “The big wave” sweeps photography to new heights

Nina Amaku's rendition of 'Il Cavalo' is relegated to the racetrack

The most comprehensive exhibition of Sargent ever mounted shows his bravura painting at its best, and is full of surprises

Leonardo flies again at the Science Museum

Steel sculpture set for the new Tate Modern Turbine Hall

Holistic archaeology at Wigmore Castle

Two scholarly exercises in assessing the roles of Roger Fry, Vanessa Bell and Duncan Grant

The contemporary fair switches on to new technology

And a group of exhibitions, about Duchamp, Balthus and Basquiat, coincides with new art book releases this autumn

This second edition includes even more of the collection, providing a fine survey of the medium in America

In memory of the man behind Jasper Johns, Robert Rauschenberg, Frank Stella, Cy Twombly, James Rosenquist and Roy Lichtenstein

The two institutions already have a strong bond due to many shared exhibitions, and this partnership is set to expand