Dr. U. Sunday Tim is an Associate Professor of Agricultural and Biosystems Engineering at Iowa State University, Ames, Iowa, USA. He received both his bachelor’s (with Distinction) and doctoral degrees from Concordia University, Montreal, Canada. Dr. Tim’s areas of research interest are focused on cyber-physical systems technologies for sustainable food, bioenergy and water systems, cloud-enabled geospatial modeling environments in eco-hydrology, and space-time modeling of human-environmental systems. Additionally, he is investigating impacts of climate change on coupled human-natural systems, including geospatial analysis of challenges for climate refugees. Dr. Tim has developed and taught a variety of courses focused on geospatial information and geographic information science. Dr Sharma is a researcher in Data Science Services at the Center for Survey Statistics and Methodology, Iowa State University. His research interests relating to databases include issues in Big Data, Geospatial relationships, SpatioTemporal and GIS Technology. He is Editor in Chief of several international journals and on the advisory board for an additional 9 journals.