Five groundbreaking self-portraits by women

Decoding the secrets of Casa Mollino

Alberto Zanetti

‘It’s simply mesmerising’ — a Teotihuacán stone mask owned by Pierre Matisse

The Landscape of a Mind: A private collector’s surreal vision

Virtual tour: 20th Century at Christie’s London

‘Finding the right move’: Marcel Duchamp and his passion for chess

Jack Castle

Collecting guide: Picasso ceramics