For the first time in 30 years, a big exhibition of work by Diane Arbus, the New York photographer who transformed the art of taking pictures of people, will be seen in London. More than 200 of her works are to be put on display at the Victoria and Albert Museum, the largest selection ever shown. Martin Barnes, the V ...

Diane Arbus Revelations V&A, until 15 January 2006 Jeff Wall: Photographs 1978-2004 Tate Modern, until 8 January 2006 In 1960, writing a postcard to her friend and mentor Marvin Israel, Diane Arbus (1923-71) worried that she was ghoulish. From an early age her photographs had recorded the marginalised and dispossessed, capturing the imperfections and frailties of humanity. She ...

African masks - read more hereAlbrecht Altdorfer - The Battle of Issus (1529) Armies clash like a crowd of gold and red ants between sapphire sea and vertigo-inducing sky in this apocalyptic masterpiece. Transposing the mayhem of Reformation Germany onto Alexander the Great's ancient battle with Darius III, it is a timeless hallucination of war's shining nightmare. Jonathan Jones ...