Zhaohui Tang serves as the Chairman of Pacvue. Prior to Pacvue, he worked as CEO of adSage, one of the leading global search engine marketing firms. He spent 12 years at Microsoft headquarters as a principal group program manager at Microsoft SQL Server and Microsoft adCenter (Bing ads), where he managed a number of projects related to data mining, OLAP, artificial intelligence, and Bing paid search core algorithms. He got his Ph.D. at French research institute Inria and Prism lab in 1996 on the topic of database optimization. He has numerous publications in both academic and industrial journals, and is also an author of data mining books. He is the inventor of 30 patents in the field of information retrieval and artificial intelligence.