Dr. Liang Wang joined Visa Research as a Principal Research Scientist in February 2018. Liang received his Ph.D. in Computer Science from Faculté Polytechnique de Mons in 1993. He received a M.S. in Systems Engineering and B.S. in Electrical Engineering from Tianjin University in 1988 and 1985, respectively. Prior to joining Visa, Liang was a Senior Principal Data Scientist at Yahoo!, responsible for building traffic protection solutions for advertising platforms. Before working at Yahoo!, he was a Distinguished Scientist at eBay/PayPal, leading projects on risk detection on payment systems, and a Senior Scientist at FICO, focusing on bankcard fraud detection. His work on predictive models have been deployed in major financial institutions and saved multiple-millions of fraud losses for clients.
As a member of the Data Analytics team, his research interests are in data mining, machine learning and fraud analytics. Dr. Wang is the inventor of 20 patents and has published 30 papers in several international conferences and journals, including Institute of Electrical and Electronics Engineers (IEEE) Transactions on Fuzzy Systems (TFS) , International Journal of General Systems (IJGS), Conferences on Decision and Control (CDC) IEEE, and others.