We are interested in papers that address various privacy challenges in collaborative and social computing including (but not limited to):

• Access control techniques for preserving user privacy

• Adversary models for privacy

• Anonymity and pseudonymity

• Data anonymization techniques

• Detecting privacy violations

• Privacy and ethical implications

• Privacy-preserving data mining

• Privacy-preserving data publishing

• Scalable privacy technologies

• Understanding privacy policies

• Usability of privacy technologies

The collaborative and social computing application areas of interest include, but are not limited to:

• Collaborative authoring and tagging systems

• Collaborative learning systems

• Collaborative sensor networks

• Crowdsourcing systems

• Human computation

• Internet of Things

• Online social networks

• Recommender systems

• Vehicular networks