I am an Associated Editor for ACM Trans. on Sensor Networks. From 2008 to 2011, I was an Associate Editor of the IEEE Trans. on Mobile Computing and Simulation Journal. Recently, I have been the General Chair for CPS Week 2015, ACM SenSys 2011, and PerCom 2011, a TPC co-chair for IPSN 2014, PerCom 2012, SenSys 2009 and IPSN/SPOT 2008, and a founding co-chair for PhoneSense 2010 and a co-chair of FeBID 2009, 2013 and 2014. I served on various NSF review panels, on the TPC of conferences such as SenSys, IPSN, RTAS, RTSS, HSCC, ICDCS, DAC, and DATE, and as a reviewer for various journals.