Do you believe in ghosts?

I do. In the sense of phantom traffic jams—traffic jams without a bottleneck, that just emerge spontaneously (and with peculiar density characteristics—more below). The most fundamental feature of highway traffic is the “inverse-λ shape” flow-density diagram. Flow is the number of vehicles that pass a point along the road. Density is how many cars there […]

10 papers of the 10s

Here I will list my ten favorite papers of the 2010s related to my research. It’s not an ordered list, and it will not be too serious, so don’t hate me if your paper is not on the list. Here we go: TW Wey, F Jordán, DT Blumstein, Transitivity and structural balance in marmot social […]

Frozen weighted network

Yesterday a paper by Mason Porter, Hiroki Sayama, and myself was published in Frontiers for Young Minds. It attempts to present network centrality to the Frozen generation. In the spirit of data sharing, you can find the raw data below. It is the undirected network of who talks to whom and how many lines they […]

Firsts in network science

I revised this post after comments from Urska Demsar, Travis Gibson, Des Higham, Mason Porter, Max Schich, Jan Peter Schäfermeyer, Johan Ugander, and Jean-Gabriel Young. Thanks! Our field is interdisciplinary, and many smart people have been thinking about similar things. No wonder things get reinvented and rediscovered many times. I don’t think science is a […]