Mehdi Soltanifar is an associate professor of Applied Mathematics and Operations Research. He earned his PhD from the Science and Research Branch of the Islamic Azad University (IAU), his MSc from Tehran University, and his B.S. from Birjand University. In 2008, Soltanifar joined the IAU Semnan Branch as a faculty member. His research interests encompass operations research, network flows, Multiple Attribute Decision Analysis (MADA), Data Envelopment Analysis (DEA), Analytical Hierarchy Process (AHP), and fuzzy linear programming. He currently serves as a faculty member in the Department of Mathematics at the Semnan Branch of the Islamic Azad University in Semnan, Iran.