Laura Cumming has been chief art critic of the Observer since 1999. Her books include A Face to the World: On Self-Portraits (2009) and The Vanishing Man: In Pursuit of Velázquez (2016) which won the James Tait Black Biography Prize. Her family memoir, On Chapel Sands: my Mother and other Missing Persons (2019) was a Sunday Times bestseller and shortlisted for the Baillie Gifford, Costa and Rathbone's Folio prizes.