Weekly news update.

Red Hens Systems, Fort Collins, Colo., released MapCalc Learner, a new grid-based spatial analysis package. MapCalc Learner was initially released as a free trial download from www.redhensystems.com. It is now also available on CD with extensive tutorial resources for $21.95. It allows users to “drill” through multiple layers of spatial data and abase critical decisions on stringent GIS analyses.