Dr. S. Vaidyanathan, Professor, Dept. of General Surgery, AIMS, Kochi, India. Educational Qualification: M.B.B.S., University of Kerala, 1967 M.S. (General Surgery) University of Kerala, March 1973 Teaching Experience: Tutor in Surgery, 23.04.1973 to 09.12.1975 Assistant Professor in Surgery, 09.12.1975 to 11.06.1993 Associate Professor of Surgery, 11.06.1993 to 14.08.1996 Professor of Surgery, 15.08.1996 to 30.04.2001 Additional Training: 1. Training in non-invasive evaluation of venous disease of lower limbs and Vein Valve Reconstruction at the University of Mississippi under Dr. Seshadri Raju 2. Ambulatory Venous Pressure Studies of the lower limbs.