To launch the Theory and Practice of Social Machines project, we are happy to announce that we will be running a workshop at the WWW 2013 Conference in Rio de Janeiro, Brazil in May.

Deadline for position papers is 25 February 2013. We are looking for insights on social machines, social networks, online communities, human computation, distributed coordination and a variety of related topics from researchers across the field.

Please see the details and the call for participation at http://sociam.org/www2013