The document discusses how geographic information systems (GIS) can be used across various aspects of journalism and social sciences. GIS is presented as a tool for analyzing data, communicating findings, and making new knowledge in many disciplines. Examples are given of how GIS has been used historically and in current journalism practices like weather reporting, census analysis, and crime mapping. Key benefits of GIS include making invisible patterns visible, facilitating data-driven decision making, and allowing journalists to better understand and show stories to readers.