• How should Notre-Dame be rebuilt?
• An interview with Cindy Sherman
• A medieval mansion-turned-museum in Bruges
• At home with Victor Horta
Plus: a look at the future of civic museums in the UK, previews of Art Basel and Masterpiece, and reviews of Morandi in Bilbao and Hammershøi in Paris
What happens when an artist wants to be anonymous?
An Austrian museum is hosting a show by an unnamed artist – but perhaps this act of secrecy will help us see the work more clearly