Google founders Sergey Brin, left, and Larry Page, right, with their CEO Eric Schmidt, Portrait of Executives
Why is the collection of Google images on top of the illustrations for "Our Playful Culture"? They, in fact, represent the personification of the culture of the 21st century. No such corporate portraiture was possible before. This is a tectonic shift in human history that's incomparable to previous developments in our cultural evolution.