Hussein Nasser is an Esri award-winning senior GIS solution architect working in the GIS field since 2006. He is the author of three books in the ArcGIS technology: Administering ArcGIS for Server, Learning ArcGIS Geodatabases, and Building Web Applications with ArcGIS, all by Packt Publishing. In 2007, he won the first place at the annual ArcGIS Server Code Challenge, conducted at the Esri Developer Summit in Palm Springs, California. In 2014, he started the IGeometry YouTube channel, where he periodically publishes educational GIS videos.