S. Salivahanan is the Vice Chancellor of Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology, Avadi, Chennai. Prior to this, he was the Principal of SSN College of Engineering, Chennai for 17 years. He is the author of 65 popular textbooks which include Basic Electrical and Electronics Engineering, Electronic Devices and Circuits, Linear Integrated Circuits, and Digital Signal Processing by McGraw-Hill Education (India). He has also authored Digital Circuits and Design, Electromagnetic Field Theory, Control Systems and Circuit Theory and published several papers at national and international levels. Dr. Salivahanan is the recipient of Bharatiya Vidya Bhavan National Award for Best Engineering College Principal for 2011 from ISTE, and IEEE Outstanding Branch Counsellor and Advisor Award in the Asia-Pacific region for 1996?97. He was the Chairman of IEEE Madras Section for two years, 2008 and 2009, and Syndicate Member of Anna University. N Suresh Kumar is the Principal of Velammal College of Engineering and Technology, Madurai. He has over three decades of teaching, administration and research experience and has authored several blockbuster titles published by McGraw-Hill Education (India). He has published and presented many research papers in international journals and conferences. His areas of interest include Electromagnetic Interference and Compatibility, Microwave Communication and Optical Communication. He has been engaged in research projects funded by DRDO, AICTE and DST. Professor Suresh Kumar is the recipient of Eminent Engineer Award from the Institution of Engineers (India). He is a member of IEEE, fellow of IETE, fellow of Institution of Engineers (India) and, life member in ISTE, Society of EMC Engineers, Institute for Smart Structures and Systems and Broadcast Engineering Society. He was a member of Academic Council and Board of Studies of Anna University Tirunelveli.