Psychology professor Mark Hatala has been using a wearable camera to document his life since May 2014. The camera he wears, and sometimes sets on a shelf or other surface, takes a photo every 30 seconds.
Hatala said the venture is part of a research movement called the “Quantified Self,” in which a person uses technology like a camera or a Fitbit to measure various aspects of their life, like how often they eat a certain food. If he wanted to, Hatala said, he could see every meal he has had in the past four years. […]