Sou-Cheng Choi was a Senior Statistician in the Statistics and Methodology Department at NORC through 2016. She was Research Assistant Professor in the Department of Applied Mathematics, Illinois Institute of Technology. At NORC, she worked in the areas of computational social sciences that involve processing, analysis, and mining of big data. She worked on the production system of National Immunization Survey for children. She has provided technical expertise on performance management of a vendor phone and internet surveying network deployed in continental call centers of NORC. She is also involved in unstructured medical text data analysis.
Professor Choi has done substantial work in the areas of numerical linear algebra, high performance computing, and mathematical software engineering with applications in information sciences, computational economics, and mathematical finance. Before joining NORC, Professor Sou-Cheng Choi was a Research Scientist at the Center for Robust Decision Making on Climate and Energy Policy (RDCEP) in the Computation Institute, University of Chicago, with a joint appointment in the Argonne National Laboratory. Prior to that, she was a Senior Member of Technical Staff with Oracle USA, Inc., working on real-time decisions systems. She had also served as an Assistant Vice President in financial software engineering with the Kamrakura Corporation.