C. Elanchezhian is currently Senior faculty, Department of Mechanical Engineering, Sri Sai Ram Engineering College, Chennai. He obtained his bachelor's and master's degree in Production Engineering from Annamalai University. He is pursuing Ph.D., in Anna University. He has more than thirteen years of experience in teaching Process Planning and Cost Estimation, Manufacturing Sciences, SOC and Reliability Engineering, TOM, Engineering Graphics and Design subject. He has written 30 books in his area of specialisation.