Four artists have been shortlisted for new £30,000 award, from Turner-Prize-nominated Helen Marten to veteran Filipino sculptor David Medalla

From Chaimowicz’s dark disco delights to the long shadow of influence cast by Caravaggio <br>

Serpentine Gallery surveys full breadth of artist’s work in a great London show

The winner of this year’s Frieze Artist Award taps into mass data surveillance by filming and recording visitors to the fair

Several stands at Frieze London deal with toil, labour and employment in very different ways

Museu de Arte, Arquitetura e Tecnologia opens with a major installation by French artist Dominique Gonzalez-Foerster

From the strange set-pieces of Bedwyr Williams to a festival of the city’s emerging art scene, via luxurious Medieval needlework<br> <br>

Gawp and howl at Wifredo Lam’s Vodou inspired-works before being sectioned at the Wellcome Collection’s Bedlam show <br>

Do time in Oscar Wilde’s Reading jail, self-reflect with Maria Lassnig in Liverpool before seeing the light in Cambridge with illuminated manuscripts <br> <br>

The multi-screen installation is on display at a former Eclectic Theatre in London’s Peckham

Channel spirits at the Courtauld Gallery and find “found” objects at the Foundling Museum <br>

Travel to sunny Sicily at the British Museum before taking a dip in Battersea Park<br> <br>

Scandinavian salivation at the Barbican, California dreaming in Whitechapel and textile titillation at Camden Arts Centre <br> <br>

From Georgia O’Keeffe’s great blooming flowers and Walter Sickert’s snaps to 50 metres of latex in Westminster <br>

From dour Dostoevsky to sunny South Americans, what to see this weekend in the capital

Alexander Calder’s grandson picks his favourite works in the artist’s joint show with Fischli/Weiss

Visitors may be surprised to find punk-inspired works across the blue-chip fair

What can we learn from analysing Tate Modern’s exhibitions amid the wider London art scene?

Alleviate your fair-tigue with these exhibitions in and around the Swiss city

Known for his surreal sculptures and performances, he was the first contemporary artist to exhibit work at the Louvre

Fair's first edition, opening tomorrow, is "more focused" than its Spanish counterpart

With Photo London in full swing, the capital is awash with photography, from a 24-hours festival in Peckham to a group show in the India Club

City Museum re-opens this week with special projects after €13m development

Exhibition's curator draws links between the artists who were "obsessed" with Egyptian art and the cave paintings of Lascaux<br>

York Art Gallery, the Victoria &amp; Albert Museum and Bristol's Arnolfini among the contenders for Art Fund prize<br>