Katina Michael, University of Wollongong
Jake Sturmer, ABC News
We are used to cameras watching our every move, but what about having your phone tracked when you go to the shops or the CBD?
More and more shopping centres and councils around Australia are already doing it - working out where people are going and how they get there.
Katina Michael and Jake Sturmer. "Data Mining: Tracking Mobile Phones in Shopping Malls" ABC News 7PM Aug. 2013.