Ehsan Houshfar is an Associate Professor at the School of Mechanical Engineering, University of Tehran. He holds a Ph.D. in Energy and Process Engineering from the Norwegian University of Science and Technology (NTNU), where he also gained international research experience in clean and efficient energy systems. His research focuses on biomass combustion, gasification, emission reduction, and thermal system optimization. Dr. Houshfar has published over 110 peer-reviewed journal articles, which have been cited more than 3,700 times. He actively contributes to the scientific community as a board member of the Iranian Combustion Institute and has participated in numerous national and international research collaborations in the fields of sustainable energy and thermochemical conversion technologies.