Aleksandra Nina is a research associate at the Institute of Physics Belgrade, University of Belgrade. Her research focuses on the observation of the lower ionosphere, its modelling, and the study of the perturbed ionospheric D-region influence on propagation of electromagnetic waves. She has participated in several international and national projects, and she has been a member of management committees for two COST Actions. She has published a number of papers and has organized several special issues in international journals. Aleksandra Nina has been president of the Serbian National Committee for International Union of Geodesy and Geophysics (IUGG). She is correspondent of the Serbian National Committee for IUGG in the International Association of Geomagnetism and Aeronomy (IAGA), and vice chair of the Europlanet Society Southeastern Europe Hub.