Martin Weidner is a Lecturer (Assistant Professor) in the Economics Department at University College London. His main research interest is microeconometrics, in particular panel data models, social interactions and social networks.

Weidner received a Diploma in Physics from the University of Wurzburg in 2033, a Ph.D. in Physics from the University of Hamburg in 2006, and a Ph.D. in Economics from the University of Southern California in 2011.