You've likely seen Noah Kalina's updated daily self-portrait video, now including more than twelve years of photos. If you haven't, it's below. The image above is Than Tibbetts' averages of each year. "Average Noah Kalina"
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.