Performing for the camera long pre-dates the selfie

Photography was never just about depicting the world as it is. From its earliest beginnings to the age of the selfie, the urge to put on a show for the camera has proved irresistible. And it has produced some of the art form's most astonishing images. John Walsh rubs his eyes

How to pull off an $80m art fraud

When a series of unknown masterpieces arrived at her Manhattan gallery, each verified by experts, Ann Freedman was thrilled. But slowly, and painfully, their provenance– and Freedman's world – unravelled