This man took a photo of himself every single day for 16 years

Despite, as he says, having "better, longer, more popular projects" JK Keller continues to take a photograph of his face every single day.

First starting the project "out of spite" when his girlfriend criticised his purchase of an expensive digital camera, he's now been doing it for 16 years (and he's broken up with his girlfriend).

Keller explains on his blog - where he keeps a copy of all his photographs - that he wanted to maintain an expressionless face because he wants the "images to be as ‘subtly objective’ as possible".

He's promised to keep the project going "until the day I die" and will release a video composition every eight years. Here's the latest one, published in October: