D. K. Singh is associate professor in the Division of Manufacturing Processes and Automation Engineering at Netaji Subhas Institute of Technology, University of Delhi, New Delhi. He has contributed over 35 papers to various national and international journals, and conferences. He has also authored 11 books. His books are published by Ane Books Pvt. Ltd. (co-published with CRC Press /Taylor & Francis Group, USA) and Pearson Education, Singapore.