Post-War and Contemporary Art Day Auction

Celia Birtwell on David Hockney: ‘I asked who this chap was. He had a certain aura about him’

Jessica Lack

‘He lived in the now’: the legacy of S.I. Newhouse

‘She saw beauty in everything’: how Suzie Zuzek inspired Lilly Pulitzer’s fashion empire

‘A collector who thought like a curator’: Gerald Fineberg’s panoramic collection

‘Change in my work happens not in revolutions — it’s more evolutionary’

Transforming the National Portrait Gallery — with a little help from its artist friends

Collecting Guide: Arte Povera

A guide to the CoBrA group: perhaps the last true avant-garde movement of the 20th century