‘A palette unlike anything in the west’: Ben Okri, Yinka Shonibare and more on how Nigerian art revived Britain’s cultural landscape

To mark a new exhibition at Tate Modern, author Ben Okri and other leading British-Nigerian cultural figures trace the impact of their heritage on their work, and consider its growing influence on the world stage

‘A hunger for wild, physical sensation’: Alan Hollinghurst on painter and writer Denton Welch who died tragically young

When the young painter was left severely injured after being knocked off his bike, he began to write – with astonishing vividness. As his paintings go on show, novelist Alan Hollinghurst celebrates this fierce talent

Bath mats, candles and underpants: would Basquiat have loved or hated all the merch?

New book The Making of an Icon examines artist whose works have become almost ubiquitous

‘Visual medicine’: Jamel Shabazz’s evocative photos of Brooklyn’s Prospect Park

The photographer’s new book collects his pictures of the mammoth New York City park from the 1980s up until now

From a Utah church to a Denver museum: the man who found 75 pyramids in the US

Over a decade, Ian James captured an array of pyramid structures across 20 US states, now documented in a new book

Country diary: Just how low can a stone circle go?

Withypool, Somerset: This is a landscape where things can lie hidden – not least a bronze-age structure that is more trip hazard than landmark

Drusilla Modjeska: ‘How easy it is that we can live in the sunshine and not see the shadow’

In her new book, the Australian author of Exiles at Home and Stravinsky’s Lunch returns to examine how female artists have fought for creative freedom

Antony Maitland obituary

Illustrator and writer whose intricate drawings helped shape the look of children’s novels of the 60s and 70s

Do you speak Sylheti? Tamajaght? Klingon? Inside the Festival for Endangered Languages

Every two weeks, a language is lost – and by the end of the century, half of the world’s 7,000 tongues could have vanished. We meet the artist using eyeliner and chokeberries to rescue everything from Ogham to Arablish

Postures: Jean Rhys in the Modern World review – sex, squalor and jungle sweat for an eternal outsider

Artists as varied as Sarah Lucas, Gwen John and Georg Baselitz are called upon by critic-curator Hilton Als to chime with the writer of Wide Sargasso Sea

‘A sense of self and self-worth’: Deborah Willis on the importance of Black photography

The artist and curator of photography talks about her relationship to the work of Black pioneers of photography and the influence of her 2000 book

‘I’m from where you learn to run before you can walk’: the comic strip artist telling the story of DRC’s conflict

Edizon Musavuli uses his art to depict the daily struggles and constant insecurity of living in the rebel-occupied city of Goma

Rosalyn Drexler obituary

Artist, novelist, playwright and wrestler whose pop art collages dealt with gender violence and racism

The Guardian view on the ‘twin’ Vermeers: how to spot a masterpiece

Editorial: Two versions of the Guitar Player raise important questions of attribution. In our age of fake images, authenticity in art is more vital than ever

‘I never hold back’: Sally Mann on her controversial family photos and becoming a writer

The celebrated US photographer was catapulted into America’s culture wars with her photobook Immediate Family. Now she’s written a book of ‘how not-to’ advice for artists