K. A. Navas is an Associate Professor in ECE Dept. of Govt. Engineering College, Thrissur. He obtained B. Tech from TKM college of Engineering in the year 1987, M. Tech from SJCE, Mysore in the year 1995  and Ph D from Kerala University.  He is a member of Faculty of Engineering and Technology of Kerala University and Board of Studies of Calicut University.  He has more than 24 years of teaching experience.  Dr. Navas has authored 6 books and published 40 technical papers in national and international conferences and journals. He has presented papers in the international conferences at UAE, Slovenia and Italy. He has coordinated many national conferences and seminars. He is a senior member of IEEE and ISTE. He is a visiting professor to many reputed institutes. His research interests include Bio-medical image processing, Pattern recognition, Multimedia quality assessment and Data hiding.