Ann Veronica Janssens has built a career out of thin air. Mist and light are to the Brussels-based artist what stone and marble were to Rodin: raw materials to be sculpted and perfected. ‘I’ve tried to give materiality to certain phenomena that, at first sight, may not seem to have any,’ she tells me over a Zoom call from Milan’s Pirelli Hangar Bicocca, a 15,000 sq m tyre factory-turned-art foundation where she’s installing her largest show to date. Titled ‘Grand Bal’, the exhibition spans four
