Ylli Ferizi gave a presentation on Geographic Information Systems (GIS) on November 18, 2015. The presentation covered topics such as GIS history, map projections, coordinate systems, spatial data storage in vector and raster models, open source GIS tools and applications like OpenStreetMap and GeoServer, collecting field data using GIS, analyzing and visualizing data, and humanitarian mapping applications. Examples used included mapping the legalization process in Gjakova, Kosovo and humanitarian mapping tasks on Hotosm.org.