Author Walker, B., D. López-Carr, C. Chen, and K. Currier. 2014. Edition GeoJournal. March, 1-15. Year Wed, 01/01/2014 - 12:00 Online Version Link http://link.springer.com/article/10.1007/s10708-014-9548-8 Theme/s Population Health, Spatial Processes, and Environment Broom Author David Lopez-Carr