Shuaiqiang Wang is now a Research Scientist in the Data Science Lab at JD.COM. He received Ph.D. and B.Sc. in Computer Science from Shandong University, China, in 2009 and 2004 respectively. During 2009, he visited Hong Kong Baptist University as an exchange doctoral student. Before joined in JD.COM, he was a Lecturer (equivalent to Assistant Professor in USA) at Alliance Manchester Business School, the University of Manchester in UK in 2017, an Assistant Professor at University of Jyväskylä in Finland from 2014 to 2017, an Associate Professor at Shandong University of Finance and Economics in China from 2011 to 2014, and a postdoctoral research associate at Texas State University in USA from 2010 to 2011. His research interests include recommender systems, information retrieval and data mining.