Jinjie LiuJinjie works as a Data Science Specialist on the Data Science Services team at IQSS. She holds a master's degree in Economics from the University of Nebraska-Lincoln, and a PhD in Political Science from the University of Wisconsin-Madison. She further finishes her master's study in Computer Science from Cleveland State University. Jinjie is interested in formal modeling, statistical modeling, machine learning, data manipulation and management as well as political economy and comparative research methods. She has experience in statistical programs including Stata and SPSS. She also has experience with general-purpose programing languages including Python, C/C++, SQL, Java, Matlab.