Orhan ER, received the B.Sc., M.Sc., and Ph.D. degrees from the Sakarya University of Turkey, in 2001, 2004, and 2009, respectively, B.Sc., M.Sc. degrees in computer engineering and Ph.D. degree in electronics engineering. He worked in different departments including Computers Engineering and Electrical & Electronics Engineering departments since 2002. Currently, he is an Professor at the Faculty of Engineering and Architecture at İzmir Bakırçay University. His research interests are performance modelling and optimization of machine learning, artificial neural networks and artificial immune systems applications in healthcare.