Geographic Information Systems Studies

Volunteered Geographic Information (VGI) refers to spatial data produced and shared by ordinary people rather than professional cartographers or government agencies — think of the millions of contributors who map roads, landmarks, and land use on platforms like OpenStreetMap. Researchers in this area examine how crowdsourced mapping data is generated, how reliable and complete it is across different populations and places, and how it can be woven into formal spatial data infrastructures alongside authoritative sources. A central tension driving current work is the uneven geography of contribution: wealthier, more connected communities tend to be mapped in far greater detail, raising questions about whose knowledge gets encoded and who benefits. Active directions include improving methods for assessing data quality without ground-truth references, and understanding how participatory GIS tools can give marginalized communities a genuine voice in urban planning and development decisions.

Works

117,050

Total citations

610,728

Keywords

Volunteered Geographic InformationGeospatial CrowdsourcingParticipatory GISOpenStreetMapCitizen ScienceSpatial Data Infrastructure