Joined Harvard University’s Division of Applied Sciences in 1985 as a professor of electrical engineering for eight years, affiliated with the Harvard Robotics Lab.
Joined Georgia Tech’s School of ECE and its Center for Signal and Image Processing in 1993.
Held a joint appointment as Director of Research at the Institute for Language and Speech Processing in Athens (1996–1998).
Joined NTUA faculty in Fall 1998 as Professor of Electrical and Computer Engineering and PI at the Institute of Communication and Computer Systems.
Founded and has led the Computer Vision, Speech Communication & Signal Processing Lab (CVSP) since 1999.
Served as Director of NTUA’s Intelligent Robotics and Automation Lab (2008–2025).
Directed NTUA’s Division of Signals, Control and Robotics for ten years.
Held visiting positions at MIT (2012), UPenn (2016), and USC (2023).
Scientific Director of the Robot Perception & Interaction Unit at Athena Research Center (2012–2022).
Co-founder and Acting Director of the Robotics Institute at Athena Research Center since 2023.
Director and Scientific Coordinator of the Hellenic Robotics Center of Excellence since 2025.
Background
Current research and teaching interests include computer vision and image processing, audio-speech & language processing, machine learning, and robotics.
Has taught 20 university courses in the above areas.
Highly cited on Google Scholar; listed in Stanford/Elsevier’s top 2% of highly cited scientists worldwide.
Named an inaugural Highly Ranked Scholar by ScholarGPS (top 0.05% of all scholars globally).
Co-authored two textbooks: one on computer vision & machine learning and another on signals & systems; co-edited three research books.