Exhibition shows at Dixon Gallery, Memphis, 9 July-24 September

With over 200 objects on loan from the British Museum an exhibition which charts Agatha Christie’s travels in the Orient.

Lisson Gallery

Matisse wanted his art to be like a comfortable easy chair, while Picasso preferred to think of art as a weapon. But did these statements correspond with reality?

Sadie Coles in an eastward position, the Lisson and Tim Taylor times two, photography at Frith Street and Maureen Paley, plus powerful juju at Anthony Reynolds

The president and executive director of Knoedler’s encourages collectors to become museum patrons and supplies major museums with works of art

The exhibition will visit Hungary, Greece, Russia and Estonia this year and Slovakia, Slovenia, Latvia and Croatia in 2001

While the Fondazione Mazzotta concentrates on how mountainous terrain shaped the family psyche, his associations with Balthus and Cartier-Bresson are made clear in the European Academy's "Friendship: the only land"

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

As the exhibition on Ruskin’s championship of Turner opens at the Tate, this crop of catalogues returns a timely harvest of Turner scholarship

His support of modern art was characterised by a missionary zeal

Artists and designers 100 years ago were united in their embrace of modernity

How photographers from 1845 to the present have reflected time

The upcoming Met exhibition presents the whole career of the photographer famous for his images of the Depression

Fontana moves from Hayward exhibition to commercial gallery, Basquiat’s drawings come to the City and the centenary of the charming Ardizzone is celebrated

This provided women artists with vital instruction in life-drawing

Victoria Miro is moving to a nice area and Gagosian is heading for Heddon Street

Drawing on draughtsmanship at Alexander and Bonin, Paula Cooper, Zwirner and Marlborough

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

Shows include the first retrospective of images by Hiro at Pace/MacGill and Todd Eberle's computer portraits

The exhibition includes many highlights from the immense collection

An exhibition devoted to the ultimate Enlightenment man who built the collections of the world’s first modern museum

Artists (Tate Gallery Publishing, London, 1999)

In a heterodox view, the museum leaves behind its linear stylistic categorisations in favour of untidier, more subtle regroupings

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

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

The Joule archive drawings continue to cause contention

Also on show are pastel landscapes at Artemis and high-tech furniture at Barry Friedman

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