QGIS (formerly known as Quantum GIS) is a popular open source GIS software application. QGIS can be downloaded for free.

Anita Graser | Profiles from the Geospatial Community

Anita Graser is well-known in the GIS community for her involvement in open source GIS. She is also the author of the recently published book, “Learning QGIS 2.0”. Anita talks about how she got started in GIS and what she sees as some of the future trends in open source GIS.