Ashraf Uz Zaman was born in Chittagong, Bangladesh. He received the M.Sc. and Ph.D. degrees from the Chalmers University of Technology, Gothenburg, Sweden, in 2007 and 2013, respectively. He is currently an Associate Professor with the Communication and Antenna Systems Division, Chalmers University of Technology. His current research interests include high gain millimeter-wave planar antennas, gap waveguide technology, frequency-selective surfaces, microwave passive components, RF packaging techniques and low-loss integration of MMICs with the active antennas. He is a member of the IEEE Microwave Theory and Techniques Society (MTT-S), the IEEE Antennas and Propagation Society (AP-S), and a reviewer of various IEEE and IET conferences and journals. He is also co-founder of the Chalmers startup company named Gapwaves AB and holds several patents.