The National Center for Geographic Information and Analysis (NCGIA) at Maine is an organized research unit that overlaps with the Spatial Informatics group in the School of Computing and Information Science. NCGIA-Maine is engaged in research on all aspects of geographic information science. Faculty members are an interdisciplinary group with expertise in Computer Science, Mathematics, Law, Cognitive Psychology, and Environmental Science. Our research goal is to advance spatial information theories and develop new spatial information technologies that help humans in their everyday lives, in their interaction with the environment , with each other, and with computers, and generally to advance our understanding of spatial and temporal phenomena in our geographic surroundings.