Sisi Zlatanova is a SHARP Professor at the University of New South Wales UNSW). Faculty of Built Environment and Head of the Geospatial Research, Innovation and Development (GRID) lab. Her research interests are in 3D modelling and more specifically integration of BIM and GIS, 3D Indoor modelling, 3D representations, 3D data management and visualisation. Together with a team of excellent researchers, she advances the 3D capabilities of Spatial Information Systems. She is keen exploring new directions for research, but she is also developing and promoting international spatial standards. She is actively involved in the activities of the Open Geospatial Consortium (OGC) and Standards Australia. She is the President of Technical Commission IV ‘Spatial Information Science’ of the International Society for Photogrammetry and Remote Sensing (ISPRS) for the period 2016-2021 and Treasurer of the Urban Data Management Society (UDMS). She enjoys organising and supporting conferences and workshops providing forums for exchange of research results, knowledge and lessons learned. She is one of the founders and a regular participant of Gi4DM, 3DGeoinfo and Indoor3D. She has more than 400 scientific publications and edited 22 books. She works with companies and institutions towards maturing the concepts of spatially enabled Digital twin.