Doctorcrowd is a research unit, an online persona and an actual human being, collecting and archiving materials mainly related to crowd dynamics, cities, collective behavior, public space, urban design, spatial devices, networks, theoretical and physical landscapes, complexity, multiplicity, chaos theory, patterns, flows, information, visualization... http://doctorcrowd.tumblr.com
He is also speaking in third person, something which he is not really good at and usually horrifies him.
Image: http://doctorcrowd.tumblr.com/post/156711818347/nyc-in-3d-as-a-pattern-of-light-and-traffic-a-new