He is affiliated with the Center for Data-Intensive Systems (DAISY) at Aalborg University. His research concerns spatial and spatiotemporal data management with a focus on the management of mobile objects, multidimensional access methods, multithreaded algorithms and data structures. During the last decade, Simonas has been serving on the program committees of major data management conferences. Simonas has a bachelors degree from Vilnius University, Lithuania, as well as a Masters degree and a Ph.D. in Computer Science, both from Aalborg University, Denmark. During his doctoral studies he was a visiting researcher at Denver University, Colorado.