Originally from Australia, Nathan C Shephard currently works at Esri headquarters in Redlands, California, where he leads a team of software engineers who work on projects such as 3D and 4D navigation, flood simulation, and the authoring of animation videos. He acts as a 3D evangelist by presenting weird and wonderful 3D maps in technical workshops. In his free time, he writes fiction, shoots arrows, and spends time with his two daughters.