(Papers under review or in progress).
Follow this link for more information on funded research projects
"The Bridges and Brokers of Global Campaigns in the context of Social Media", with Ning Wang
"Assessing the Bias in Communication Networks Sampled from Twitter", with Ning Wang, Alejandro Rivero, Javier Borge-Holthoefer and Yamir Moreno
"Social Influence and Information Diffusion in Online Social Networks", with James She and Ning Wang
"Network Mechanisms and the Collapse of an Online Community: the case of the BBC News Discussion Forum (2005-2009)", with Georgios Paltoglou
"News Reporting and Political Talk: Agenda-Setting Dynamics for the Media and the Public", with Andreas Kaltenbrunner and Pablo Aragón