Turner Prize winner will inaugurate Gathering, a space that will support artists whose practices stand outside of the market

More than 20 artists have withdrawn from British Art Show 9 in support of "political freedom, and artistic expression in cultural institutions and universities across the UK"

We talk to Louisa Buck about the decision to award the Turner Prize to all of the nominees. Plus, Miami-born artist Teresita Fernández tells us about her homecoming show at Pérez Art Museum Miami. Produced in association with Bonhams, auctioneers since 1793

Lawrence Abu Hamdan, Helen Cammock, Oscar Murillo and Tai Shani will share the UK’s most prestigious art prize

John Browne is among four new supporters of the award that launches in Margate

Artist Tai Shani and art consultant James Doeser on the grim reality of working as an artist today and Jori Finkel on the inaugural edition of Frieze Los Angeles. Produced in association with Bonhams, auctioneers since 1793.

Group exhibition at UK's Nottingham Contemporary looks at activist movements across the world from the late 19th century to the present day