Not a lot of people know this. But every time you snap a photo on your phone against a bright sky without losing your subject to shadow, or capture a sunset without blowing out the highlights, you're benefiting from a breakthrough that happened in a Columbia University lab in the late 1990s.
The man behind this revolution? Professor Shree Nayar, whose invention of single-shot High Dynamic Range (HDR) imaging now powers more than a billion smartphone cameras worldwide.
