Brooke Foucault Welles is an Associate Professor in the department of Communication Studies, core faculty of the Network Science Institute, and director of the CoMM Lab at Northeastern University. Combining the methods of network science with theories from the social sciences, Foucault Welles studies how online communication networks enable and constrain behavior, with particular emphasis on how these networks mitigate and enhance marginalization. Her work is interdisciplinary and collaborative, with co-authors from computer science, political science, digital humanities, design, and public health.