Ivana Marjanović, PhD in Economics, is a Teaching Assistant at the Faculty of Economics, University of Niš. Her expertise lies in the application of quantitative methods in economics, with a primary focus on operational research and decision theory methods and models. With extensive experience in urban studies and sustainable development, Ivana has a strong research background in spatial interactions, exploring economic and social dimensions that influence urban and regional development. She is a researcher on several Horizon Europe and Erasmus+ projects, contributing to innovative approaches in addressing challenges related to sustainable and resilient communities.