<p>Dayanita Singh uses her photography to construct stories of a changing India.</p>

Imagining the New Truth: Tania Bruguera

Are we at a series of global tipping points? Radio 4 explores the paradigm shifts that are taking place across the globe, from the arrival of the post-truth society to the potential departure of globalisation, taking in shifting demographic sands, the backlash against the political elite and pivot of power to the East along the way.