On the eve of a new London show, the Ghanaian artist discusses how he is turning a disused food silo in his homeland into a cultural centre

We speak to the Ghanaian artist as he unveils a major new commission at the Whitworth as part of the Manchester International Festival. Plus, we find out about the Picasso blockbuster at UCCA in Beijing. Produced in association with Bonhams, auctioneers since 1793.