Arnab Bhattacharya is a professor, of Computer Science and Engineering, Indian Institute of Technology (IIT), Kanpur, India. He was associate Professor, of Computer Science and Engineering, Indian Institute of Technology (IIT), Kanpur, India, assistant Professor, of Computer Science and Engineering, Indian Institute of Technology (IIT), Kanpur, India, project Scientist, of Computer Science, University of California, Santa Barbara, USA and software Design Engineer, Texas Instruments (India) Ltd., Bangalore, India.