Research areas
Urban science theory
Urban science theory looks for simple, general rules behind how cities grow and change. It matters because these ideas help explain differences between cities and support better long-term planning.
Complex dynamics of social systems
Complex social dynamics explains how many individual actions add up to collective outcomes like cooperation, information spread, or sudden shifts. It matters because many societal challenges are driven by these large-scale effects.
For a complete list of publications, see the Publications page or my Google Scholar profile.