S. Theodoridis holds a Physics degree with honours from the University of Athens and an MSc and a PhD degree in Signal Processing and Communications from the University of Birmingham, UK.
From 1984-1995 he was with the Department of Computer Engineering, University of Patras, Greece. Since 1995 he has been with the Department of Informatics & Telecommunications, University of Athens where he is currently Professor of Signal Processing and Communications and a member of the Signal and Image Processing Laboratory. From 1993-1995 he was chairman of the Patras Business Innovation center. From 1996-2000 he was a member of the Boards of Directors of COSMOTE (the Greek mobile phone operating company). From 2000-2002 he was vice-chairman of the Greek Pedagogical Institute. Since January 2004 he is a member of the National Council for Research and Technology.
His research interests lie in the areas of Adaptive Learning and Signal Processing, Communications, and Pattern Recognition. He is the co-editor of the book "Adaptive System Identification and Signal Processing Algorithms", Prentice Hall 1993 and co-author of the book "Pattern Recognition", Academic Press, 4th Ed., 2009. The book has been translated into Chinese. He is also the co-author of three books in Greek.
He was organizing committee chairman for PARLE-95, general chairman for EUSIPCO-98, technical program co-chairman of the IEEE Conference ISCAS-2006 and founder and co-chairman of the 1st IAPR workshop on Cognitive Information Processing -2008. He has served as a member of the editorial board of: IEEE Transactions on Signal Processing, IEEE Transactions on Circuits and Systems II, IEEE Transactions on Neural Networks, IEEE Signal Processing Magazine, EURASIP Signal Processing Journal, EURASIP Journal on Advances on Signal Processing, Journal on Wireless Communications and Networking.
He is currently the Editor-in-Chief of the EURASIP Signal Processing Book Series of Academic Press.
He is a member of the Signal Processing Technical Committee of the IEEE Circuits and Systems Society, the Machine Learning for Signal Processing Technical Committee of the IEEE Signal Processing Society, he was chairman and founder of the Machine Learning for Signal Analysis Technical Committee of the International Association for Pattern Recognition (IAPR), and he has served as the treasurer of the Conference Board of the IEEE Signal Processing Society.
He is a member of the Board of Governors of the IEEE Circuits and Systems Society since 2008 and has served as the President of the administrative committee (ADCOM) of the European Association for Signal Processing (EURASIP). He is the chairman of the Signal Processing Advisory Committee of the Edinburgh Research Partnership in Engineering and Mathematics (ERP) .
IEEE Fellow cited “for contributions to the design of adaptive signal processing systems”.
Corresponding Fellow of RSE.
IEEE Signal Processing Society Distinguished Lecturer for the period 2009-2010.
2009 - Outstanding Paper Award of the IEEE Computational Intelligence Society, for a paper published in the IEEE Transactions on Neural Networks for the year 2006.
The Best Student Paper Award in IEEE Workshop on Multimedia and Signal Processing, 2007.
The Best Paper Award in Multimedia Metadata Applications (M3A) Workshop, Innovations Conference for Knowledge Management, New Media Technologies and Semantic Technologies (Triple-i: i-Know, i-Semantics, i-Media), 2007.
The Best Student Paper Award in EUSIPCO-2005.
He was, also, the advisor of the Phd thesis that received the Best PhD Thesis Award of the IEEE Computational Society for the year 2009.