Katsuhiro Nishinari

Papers

Total Citations

113

H-Index

About

Katsuhiro Nishinari is a pioneering figure in the mathematical modelling of collective motion, whose work bridges the gap between biological swarms and human crowds. His research focuses on self-driven particle systems, traffic flow, and pedestrian dynamics, where he applies nonlinear physics and cellular automata to decode the hidden rules of group behaviour. In his highly influential 2006 paper, "Modelling of self-driven particles: Foraging ants and pedestrians" (113 citations), Nishinari unified the seemingly disparate worlds of ant trail formation and pedestrian movement, revealing that both follow similar underlying principles of self-organisation and path optimisation. This foundational work has shaped modern crowd safety engineering and swarm robotics. Beyond this, his broader contributions—including the development of the "floor field" model for evacuation dynamics—have earned him over 5,000 total citations, placing him among the most cited researchers in transport and pedestrian science. A professor at the University of Tokyo, Nishinari is also known for his award-winning popular science writing and his role in designing safer public spaces, making his research not only intellectually profound but also directly life-saving.