Kemal Yıldırım is currently an Professor in the Faculty of Technology, Department of Furniture and Decoration at Gazi University, Ankara, Turkey. He received his MA and PhD in Interior Design from the same University. His main research topic has been the analysis of interior space and user satisfaction in connection with the visual perception of space. His other research interests include furniture and interior design, environmental psychology, store image. Yıldırım has written over 100 national and international scientific articles in the field of Furniture and Interior design.