Bio: Björn Ottersten received the Ph.D. degree in electrical engineering from Stanford University, Stanford, CA, USA. He has held research positions at Linköping University, Stanford University, Katholieke Universiteit Leuven, and the University of Luxembourg. He has served as Director of Research with ArrayComm, Inc., a start-up in San Jose, CA, USA, based on his patented technology. He is Professor of signal processing with the Royal Institute of Technology (KTH), Stockholm, Sweden and the founding Director for the Interdisciplinary Centre for Security, Reliability and Trust, University of Luxembourg. He is a recipient of the IEEE Fourier Technical Field Award, the IEEE Signal Processing Society Technical Achievement Award, the EURASIP Group Technical Achievement Award, and the European Research Council (ERC) advanced research grant twice. He has authored journal papers that received the IEEE Signal Processing Society Best Paper Award in 1993, 2001, 2006, 2013, and 2019, and 9 IEEE conference papers best paper awards. He has been a board member of IEEE Signal Processing Society, EURASIP, the Swedish Research Council and currently serves on boards of the Swedish Foundation for Strategic Research as well as on the European Research Council. Dr. Ottersten has served on several editorial boards and is a fellow of IEEE, EURASIP, AAIA, the Royal Swedish Academy of Engineering Sciences.