Dr Ning Wang is the Deputy Director at the Oxford-Octa Laboratory in Digital Economics. He also works as the Senior Research Fellow in Data Science at the Oxford-NIE financial Big Data Lab, Mathematical Institute, University of Oxford. Prior to Oxford, he was a postdoctoral researcher at the Computer Laboratory, University of Cambridge. His research interest lies in machine/deep learning in finance, social media and mobile trading platform, online sentiment analysis and financial market, trading behaviours and performance evaluation.