Under the auspices of ISPRS Commission II WG3, the motivation for the International Symposium on Spatial-Temporal Analysis and Data Mining is to exchange the latest ideas about the deployment of advanced technologies to methods of spatial analysis, spatial-temporal data modeling and data mining. It will be held at University College London on July 18th – 20th, 2011. The conference will run immediately before the 11th International Conference on Geocomputation, to be held at the same location between 20th–22nd July. Intending participants may like to consider registering for a discounted combined registration fee.