How to spot a perfect fake: the world’s top art forgery detective

Samanth Subramanian | The Guardian | 15th June 2018

As art prices rise, so too do the temptations of forgery. Nowadays, both forgery and forgery detection use “serious technology”. “For most of a day, he scanned the painting. Finally, embedded in a speckle of blue, he found a slim fibre … and subjected it to infrared spectroscopy. The fibre turned out to be polypropylene. Perhaps someone had worn a polar fleece while painting the forgery?”