How do mobility and presence feature as aspects of social life? Using a case study of paroled offenders tracked via Global Positioning System (GPS), we explore the ways that locat...
As interest in usable security spreads, the use of visual approaches in which the functioning of a distributed system is made visually available to end users is an approach that a...
We report on a study (N=36) of user preferences for balancing awareness with privacy. Participants defined permissions for sharing of location, availability, calendar information ...
Privacy is a difficult design issue that is becoming increasingly important as we push into ubiquitous computing environments. While there is a fair amount of theoretical work on ...
Jason I. Hong, Jennifer D. Ng, Scott Lederer, Jame...
Safe & Sound uses location-aware mobile phones to create a "virtual leash"; a secure zone beyond which a child may not travel. If the child leaves this zone, both ch...