His research interests are in the area of energy-efficient and high-performance VLSI circuits, architectures, algorithms, and systems for communications, signal processing, and computing applications.,Prof. Mansour has seven issued U.S. patents. He was a member of the Technical Program Committee of various international conferences and workshops. He was a recipient of the PHI Kappa PHI Honor Society Award in 2000 and 2001 and the Hewlett Foundation Fellowship Award in 2006. He is a member of the Design and Implementation of Signal Processing Systems (DISPS) Technical Committee Advisory Board of the IEEE Signal Processing Society. He served as a member of the DISPS Technical Committee from 2006 to 2013. He served as an Associate Editor for the IEEE Transactions on Circuits and Systems II from 2008 to 2013, as an Associate Editor for the IEEE Signal Processing Letters from 2012 to 2016, and an Associate Editor for the IEEE Transactions On Vlsi Systems from 2011 to 2016. He served as the Technical Co-Chair for the IEEE Workshop on Signal Processing Systems in 2011.