Dr.P S Subrahmanyan received his bachelor of Engineering in Electrical & Electronics Engineering in the year 1960 & Master’s Degree in Electrical Power Systems from Jawaharlal Nehru Technological University in the year 1977. He received his PhD from IIT Madras in the year 1983. He published a number of papers in National and International Journals, Conferences, and several text books. Basically from Electrical Engineering discipline, he cross- migrated to the field of Computer Science and Engineering. His areas of interest include Fault analysis, six phase system & six phase induction motors. Dr. Pasupati sadasiva Subrahmanyam fellow of The Institution of Engineers (India), fellow of National Federation of Engineers, Senior Member of IEEE, Member of Computer Society of India, Member of Indian Society for Technical Education.