Heni Talks: Alison Cole examines the Taddei Tondo—the only marble sculpture by the Italian master in the UK

Heni Talks: Model elephants, collage, and an argument with Joseph Beuys… Two giants of the art world meet

Heni Talks: Through portraits, Penny Huntsman finds parallels between the lives of these two great women

During International Women's History Month, Anna Somers Cocks takes part in Art Talks London

Spunky works by artists including Chantal Faust, Antony Gormley and Annie Sprinkle

Plus: the best letters and the art market then and now

Selected correspondence from down the years

The Art Newspaper's exclusive annual survey ranks the world's most visited shows, reveals the most cultured city in the US, and explains the secrets behind naming a blockbuster

Including Old Masters, Asian, Post-Impressionist and Modern

Can you spot the difference?

Artists, collectors, curators and royalty spotted roaming the aisles at Art Dubai's VIP opening