Ioannis Pratikakis is Professor at the Department of Electrical and Computer Engineering at Democritus University of Thrace in Xanthi, Greece. He received the Ph.D. degree in 3D Image analysis from the Electronics engineering and Informatics department at Vrije Universiteit Brussel, Belgium, in January 1999. From March 1999 to March 2000, he joined IRISA in Rennes, France as an INRIA postdoctoral fellow. From January 2003 to June 2010, he worked as an Adjunct Researcher at the Institute of Informatics and Telecommunications in the National Centre for Scientific Research “Demokritos”, Athens, Greece. His research interests lie in image processing, pattern recognition, vision and graphics, and more specifically, in document image analysis and recognition, medical image analysis as well as 3D shape analysis, search and retrieval.