Theodoros Semertzidis is a postdoctoral Research Associate at the Information Technologies Institute (ITI) of the Centre for Research and Technology Hellas (CERTH). He received the Diploma in Electrical and Computer Engineering from Democritus University of Thrace, Greece in 2004 and the MSc and PhD from the Aristotle University of Thessaloniki, Greece in 2009 and 2017, respectively. His main research interests include multimedia processing and retrieval, deep learning, knowledge and data mining, big data search engines. He has co-authored more than 25 papers in refereed journals, international conferences and book chapters and received the IET Intelligent Transport Systems Premium Award 2012.