Marcelo J.S. de Lemos is a renowned mechanical engineer and Full Professor at the Aeronautical Institute of Technology - ITA in Brazil. He holds a Bachelor's and MSc degree in Mechanical Engineering from the Pontifical Catholic University of Rio de Janeiro (PUC-RJ) and obtained his PhD from Purdue University, USA. With expertise in computational thermo-fluid dynamics, his research focuses on heat and mass transfer in permeable media, gas turbines, renewable energy systems, and modeling of thermochemical systems. Marcelo has published over 360 articles, including books and book chapters, and has advised numerous PhD and MSc students. He is recognized as a Fellow by the American Society of Mechanical Engineers (ASME) and serves on the editorial boards of esteemed journals. Marcelo's contributions extend globally through research collaborations and consulting roles with prominent organizations in the field of engineering and energy.