Her work focuses on artifacts that students create (like e-textiles) and online communities they inhabit that create intersections between their interests and communities and identities. Fields’s work has appeared in a number of journals, among them the International Journal of Computer Supported Collaborative Learning; Mind, Culture, and Activity; Games and Culture; and the International Journal of Science Education. She coauthored (with Yasmin Kafai) Connected Play: Tween Life in a Virtual World (MIT Press, 2013), the culmination of a decade of research on virtual worlds. She is also a member of the editorial board for the Journal of the Learning Sciences.