Theodora Tsikrika received the Degree in Computer Science from University of Crete, Heraklion, the MSc degree in Advanced Methods in Computer Science from Queen Mary, University of London, and the PhD degree in Computer Science also from Queen Mary, University of London. She joined the Information Technologies Institute (ITI) of the Center for Research and Technology, Hellas (CERTH) in 2013 as a postdoctoral research fellow. She has previously worked as a researcher at CWI, Amsterdam, the Netherlands (2007-2010), the University of Applied Sciences Western Switzerland (HES-SO), Sierre, Switzerland (2011-2012), and the Royal School of Library and Information Science, University of Copenhagen, Denmark (2013), taking part in several European projects. Her research interests focus in the area of Information Retrieval and are directed towards investigating the combination of statistical, search interaction, and semantic evidence for modelling, analysing and evaluating (multimedia) search processes. She has been actively involved in the organisation of international evaluation benchmarks (INEX, ImageCLEF) and serves as a reviewer in several international conferences and journals.