http://www.newscientist.com/blogs/onepercent/2013/03/twitter-arab-spring-tweeter.html

Dr. Sarvapali D. Ramchurn

Lecturer (Roberts Fellow),

Agents, Interaction, and Complexity Group,

School of Electronics and Computer Science,

University of Southampton, SO17 1BJ

t: +44 (0) 2380599309

w: http://users.ecs.soton.ac.uk/sdr