Alfredo Jaar

From Lorraine O’Grady’s photocollages from the 1990s at Alexander Gray Associates to Kiyan Williams’s deep-fried American Flags at Lyles & King, these are the must-see shows

David Breslin and Adrienne Edwards’s biennial documents the power of the individual imagination within imperfect nation-state borders

‘Since Lucano was elected mayor in 2004, the town of Riace, located in one of the most impoverished regions of Italy, has welcomed thousands of refugees’

Alfredo Jaar commisions messages to be broadcast over the fair tannoy - inluding LaToya Ruby Frazer, who addresses water crises in the USA. Presented by Galerie Lelong

Brooklyn Museum’s Catherine Morris discusses two galleries’ approaches to social issues at Frieze New York

Alfredo Jaar’s show at Yorkshire Sculpture Park, Wakefield, forces truth and images to confront each other

Various venues, Limerick, Ireland

Galerie Lelong, New York, USA

Kamel Mennour