Dr. Mehdi N. Bahadori is a Professor (Emeritus) of Mechanical Engineering at Sharif University of Technology, Iran. He has published and presented over 200 papers in scientific journals and at conferences, in both English and Farsi. He has also collaborated on some books in both languages, on energy, passive cooling systems, and engineering ethics. Among his scientific and professional memberships are ones in the American Society of Mechanical Engineers (ASME), the Iranian Society of Mechanical Engineers (ISME), and the Iranian Solar Energy Society.