Dr Popescu works on distributive justice, recognition theory, and the relation between the two with respect to recognition struggles, disability rights, minority discrimination and social exclusion. She received her PhD from the London School of Economics, where she worked as a Fellow in Government from 2014 until 2017. She is also interested in public policy, and has contributed to projects aimed at assessing progress in combating the social exclusion of the Romani minority within the European Union.
Current research interest include discrimination theory, post-truth, and applications of recognition struggles to social polarisation.