Xan Fredericks


Alexandra “Xan” Fredericks is the Associate National Map Liaison to Florida, Puerto Rico, and the US Virgin Islands for the National Geospatial Program (NGP) and is the Lidar Coordinator for the Coastal and Marine Hazards and Resources Program (CMHRP). She is also a member of the Geospatial Information Response Team (GIRT). Xan has been the Chair of the USGS Lidar User Group since 2017 and serves as the Southeast Region Lidar Point of Contact. Starting in 2007, she specialized in the manual editing and validation of EAARL/EAARL-B data, and has disseminated over 75 lidar-derived GIS datasets with FGDC-compliant metadata. Xan earned a BS in Marine Science from Eckerd College in St. Petersburg, FL, as well as a Postbaccalaureate Certificate in GIS and an MGIS from Pennsylvania State University. She is currently serving as the 2019-2021 GIS Division Director for the American Society for Photogrammetry and Remote Sensing (ASPRS) and is the President of the Florida Region of ASPRS. Xan is also active in the Urban and Regional Information System Association (URISA), serving as a member of the 2020-2023 URISA Board of Directors.

Professional Certifications 

GISCI-certified Geographic Information Systems Professional (GISP) #90578