His research interest is in the open and user innovation of online communities and platforms; and the social and economic impacts of ubiquitous computing in the digital economy. Primarily, he studies online behaviours including knowledge sharing and strategic interactions in open data, software, design and API. He is a co-investigator of Horizon (www.horizon.ac.uk) and CREATe (www.create.ac.uk) funded by UK research councils; and a principal investigator of two research in the wild projects involving open design with one of the largest UK-based retail outlets; and open mobile platforms in China. His publication has appeared in Management Science, Information Systems Journal, Journal of Strategic Information Systems, among others.