Afshin J. Ghajar is Regents Professor and John Brammer Professor in the School of Mechanical Engineering and Aerospace Engineering at Oklahoma State University. He is a Fellow of the American Society of Mechanical Engineers (ASME) and the American Society of Thermal and Fluids Engineers (ASTFE). He is a Registered Professional Engineer in the State of Oklahoma. Professor Ghajar has received countless teaching/service awards, such as the 75th Anniversary Medal of the ASME Heat Transfer Division, the ASME ICNMM Outstanding Leadership Award, and the Donald Q. Kern Award, among others. Professor Ghajar’s research work has resulted in over 250 publications including professional journals, reports, books, peer-reviewed conference papers or symposium proceedings. His research achievements have also been documented by a large number of presentations as well keynote and invited lectures all over the world. As of 2021, his research hasbeen cited more than 8000 times.