Testriono is a lecturer at the MPP program and Political Science department at UIII. He holds a Ph.D. in Political Science majoring in Comparative Politics and Public Administration from Northern Illinois University, USA. He was a 2017 Hybl Fellow at the International Foundation for Electoral Systems (IFES), in Virginia, USA. His research interests encompass a wide range of subjects including democratization, subnational politics, political geography, and political polarization. His writings have been published in, among others, Governance and Contemporary Southeast Asia.