Dr. S. S. lyengar a Distinguished Professor and Chairman of the Department of Computer Science at Louisiana State University, USA has been awarded the most prestigious “Distinguished Alumni Award” for the year 2001 at the Indian Institute of Science, Bangalore recently. Professor Iyengar an eminent Computer Scientist has been at Louisiana State University for the last 23 years. He has received number of awards including the IEEE Computer Society Technical Award for outstanding Contributions in Algorithms and Data Structures. He has written over 350 research papers in IEEE, ACM and other journals and referred proceedings. His best results are in the area of Distributed Sensor Networks, Data Mining, and Networking Techniques. He has published over 13 books published by Prentice Hall, John Wiley and Sons, CRC press, IEEE Computer Society press. His books have been used in many best Universities in United States and around the world. His research has been funded by various agencies including NASA, ONR, DARP A, DOE, Jet Propulsion Laboratory, Oakridge National Laboratory, US Army Research Office and various State agencies. He has generated over 8 million dollars in the last 10 years. He has given over 50 invited Lectures / Plenary Talks at various Institutions across the world. He has been a visiting Professor in University of Paris, University of Bonn, Indian Institute of Science etc. He has been the program Chairman for many National and International conferences. His Paper titled “Virtual Quad tress” solves an important problem of image representation. Prof. Iyengar discovered a new data structure called Translation Invariant data structure for storing two and three dimensional images. His work on balancing algorithm has also become a bench mark for evaluating other algorithms in time and space complexity. Professor Iyengar is a member of the New York Academy of Science, A fellow of the Association for Computing Machinery (ACM), Fellow of the Institute of Electrical and Electronics Engineers (IEEE), Fellow of the American Association of Advancement of Science (AAAS), member of the National ResearchCouncil review committee, NASA Summer faculty fellow, SlAM Distinguished Lecturer, ACM National Institute of Health (NIHNLM) and Fellow of various other organizations. He has been on the Computer Science Accreditation Board for ACM and IEEE. He has been a reviewer of Computer Science Programs in US and Asia. In Karnataka, He was a member of the InformationTechnology Board established by the Karnataka Government.