The NGS has announced that the Draft Agenda for this summer’s 2019 Geospatial Summit  to be held in Silver Spring  Maryland May 6 – 7  2019  is now available In addition  they issued a Call for Case Studies focusing on the expected impacts of the planned replacement of the North American Datum of 1983 (NAD 83) and the North American Vertical Datum of 1988 (NAVD 88)