Yao Chen Author

Dariush Khezrimotlagh is an Assistant Professor of Computer Science & Mathematics at Penn State University, Harrisburg, Pennsylvania. He was a Visiting Assistant Professor at the College of Arts and Science at Miami University, Oxford, Ohio. He was previously an Assistant Professor of Statistics at the University of Malaya, Malaysia and Visiting Researcher at University Technology Malaysia, Center for Industrial and Applied Mathematics (UTM-CIAM). He served as the Director of the Studies and Information Center, Commercial Aviation Organization in Iran, and has more than twenty years of experience as an educator. He earned his MS in Pure Mathematics and his Ph.D. in Applied Mathematics, specializing in Operations Research and Data Envelopment Analysis (DEA). His most recent research areas include DEA, Performance Evaluation, Benchmarking, Ranking and Statistics.​

Yao Chen is Professor of Operations Management, Manning School of Business, University of Massachusetts at Lowell. She is also a distinguished Professor in College of Auditing and Evaluation, Nanjing Audit University, China. Her current research interests include efficiency and productivity issues of information systems, information technology’s impact on operations performance, and methodology development of Data Envelopment Analysis. Her research are published in journals such as European Journal of Operational Research, OMEGA, Computers and Operations Research, Annals of Operations Research, International Journal of Production Economics, and others.