Dan Leathers serves as a Professor in the Department of Geography at the University of Delaware, as Delaware State Climatologist and as a co-director of the Delaware Environmental Observing System. His major research interests include understanding the role of snow cover in the global climate system, the influence of land-surface changes (natural and human induced) on regional climates, environmental monitoring and the integration of environmental data sources, and the climate of the northeast United States. He has previously served the University as the Chair of the Department of Geography and as Deputy Dean of the College of Earth, Ocean, and Environment.
Christina Callahan, DEMAC Lead Scientist, Manager
Office: 212A Pearson Hall
Phone: (302) 831-6581
Christina Callahan is the primary consultant and lead developer for the Delaware Environmental Monitoring & Analysis Center (DEMAC) and has extensive knowledge on the appropriate uses of environmental data and often collaborates with multiple agencies to build value-added applications that utilize multiple environmental monitoring platforms and data types. Mrs. Callahan has over 10 years of web design and development as well as 15 years of spatial data mapping skills.