She obtained her PhD at the University of Cambridge (2001), became a postdoctoral researcher at Cornell University (2002-2004), and a Lecturer at Birkbeck College (2004-2007). Since she moved to Oxford in 2007, she established the Sensor Networks Group, and has conducted research in communication, localization and in-network processing algorithms for sensor networks. Her recent and ongoing projects span a wide variety of sensor network applications, with increasing focus on indoor positioning. She has co-authored 75 peer-reviewed papers, and has recently received 4 best paper/poster awards on papers related to positioning algorithms.