Change and movement across space and over time are observed in our everyday lives, with people commuting, traveling, communicating, moving, migrating, etc. Understanding how and why such change occurs is important for various reasons, including management of resources, planning for service...

In this paper, the authors discuss a number of general issues that pertain to the interface between GIS and spatial analysis. In particular, they focus on the various paradigms for spatial data analysis that follow from the existence of this interface. They outline a series of questions that...