Presidents past and present are a recurring theme at Art Basel this year; here is a selection of different takes on presidential portraits found at the fair.

We explore the two big European art world events of the past week: Arsalan Mohammad is in Berlin with the curator Serubiri Moses and the critic and curator Annika von Taube, and Ben Luke speaks to Melanie Gerlis, writer for the Financial Times and The Art Newspaper, on the line from Basel.

Plus, how Picasso kept Ernst Beyeler on his toes

With a show of his unstretched canvases at the Kunstmuseum Basel, the lyrical abstractionist is enjoying a late resurgence in popularity

“For all the supposed desire for transparency, no one will make the first move”

New initiatives, fair subsidies and a focus on Swiss artists help dealers to adapt

Sector has raised the bar for large works, but price and size do not always match

Winning a prize can give an artist international exposure, but the question of who really benefits—critically and commercially—is an increasingly vexed one

Artist uses exact amount of black ink used to write key parts of constitution for work

The art fair's section dedicated to monumental works is full of plastic, plants—and lots of gold

The two may seem unlikely bedfellows, but plenty of artists are football fans—and they are making their allegiances known during this summer’s World Cup

Melanie Gerlis on how millennials don’t seem to have the same collecting gene as previous generations

Creative Time’s Art Basel project abounds with everything from gravel deposits to DJ-led meditations

Is the UK’s premier award a big draw for international collectors?

Plus, Harry Potter gets cocky

The exhibition, which opens in February, will focus on Blue and Rose Periods

Artist lands two big sales at Art Basel after record-breaking auction result

This is what caught our eye

The businessman, who just opened an art space on an island in the Mediterranean, on Alice in Wonderland and hanging out at Warhol's Factory

Curious new relationships between art and capital are being enabled by cryptofinance, which places “monetary value” at the heart of the creative process

From Gursky to Barney, our pick of five plastic-related works at the fair

The Somali-Australian artist Hamishi Farah is showing the work in Basel at the Liste fair

The Lebanese-born artist and writer, who has a solo show at the Zentrum Paul Klee in Bern, discusses her passion for the Swiss abstract artist.

A taster of the artist’s latest project is on show at Art Basel ahead of its unveiling at Tate Modern in London

Artist to continue project reconstructing thousands of lost and destroyed Iraqi artefacts

How soon is too soon? Private collectors are selling off works as little as a few weeks after lending them to high-profile shows

Project aims to produce affordable, off-grid tools

Art Basel’s global director on collector behaviour, auction price databases and the complexity of the art market

The San Francisco Museum of Modern Art “will be acquiring” a series documenting a Modernist high-rise apartment block in Johannesburg

Parcours, the Art Basel section for public art projects, is "radically different" from previous editions, says its curator Samuel Leuenberger