Ratna Chakrabarty is working as a Professor and Assistant Head in the Department of Electronics and Communication Engineering at the Institute of Engineering and Management (IEM), Kolkata. She has more than 28 years of teaching experience at IEM, along with one year of industry experience. Her research interests include nanotechnology, artificial intelligence, and secure communication systems. She has published more than 50 research papers in reputed international journals and IEEE conferences and actively mentors undergraduate and postgraduate research projects.