London selfies glummer, less tilted and more bespectacled, study finds

Analysis of shared images for exhibition at Somerset House compares happiness of selfies taken in London with those from other cities

Londoners take more glum-faced selfies than residents of other world cities, according to a data project.

Analysis of images uploaded publicly on to Instagram in September found that the London style of selfie-taking was one of a restrained upright pose.