Dr. Diptiman Ray Chaudhuri was awarded a doctoral degree by the University of Calcutta, Kolkata and was formerly a Professor in the department of Electronic Science, University of Calcutta, Kolkata. He was instrumental in setting up the department of Electronic Science, University of Calcutta as one of the founder members. His earlier titles are- Digital Circuits (Vol. 1 & 2), Digital Circuits- problems & solutions (Vol. 1 & 2).
Dr. Monojit Mitra was awarded a doctoral degree by the University of Calcutta, Kolkata and is presently a Professor in the Electronics and Telecommunication Engineering department at the Indian Institute of Engineering, Science & Technology, Shibpur (IIEST), Howrah, West Bengal (formerly B.E. College). He has served the department as the Head from 2014-16 and again from 2018-20. He was also the Head of the School of VLSI Technology and PDSIT of IIEST, Shibpur, at a different span of time. His earlier titles are- Microwave Semiconductor Devices, Satellite Communication and Microwave Engineering.