Online search engines, social media, news sites and retailers are all investing heavily in the
development of ever more refined information filtering to optimally tune their services to the
specific demands of their individual users and customers. In this position paper we examine
the privacy consequences of user profile models that are used to achieve this information
personalization, the lack of transparency concerning the filtering choices and the ways in
which personalized services impact the user experience. Based on these considerations we …

Online search engines, social media, news sites and retailers are all investing heavily in the
development of ever more refined information filtering to optimally tune their services to the
specific demands of their individual users and customers. In this position paper we examine
the privacy consequences of user profile models that are used to achieve this information
personalization, the lack of transparency concerning the filtering choices and the ways in
which personalized services impact the user experience. Based on these considerations we …