Dr. Mehdi Yarahamdi is a lecturer in the History and Theology Department of Payam Noor University (all centers), The best engineer of Khuzestan province in the year 2024 and has 251 research works include 6 books, 141 conference articles and 94 journal articles in domestic journals. In addition, he has participated in the publication of 10 ISI articles in foreign journals. During his 15 years of research activity, he has had direct scientific collaboration with 21 researchers, the most collaboration being with Mr. Adel Haysami and Ms. Laleh Salahshour with 18 articles. His published articles are on the history of Islam, the history of Islamic Iran, the history of ancient Rome, the history of ancient Egypt, the fuzzy logic of chaotic systems and the effect of electrostatic forces in the crystallization process.He is the winner of the first national quality award of the Islamic world (1402),Winner of the literary prize in the English poetry section at the third national literary festival of Shukraistan (1403).، the first engineering award of the 35th National Festival of Gratitude (1402) for the effect of the fourth degree equation of Yar Ahmadi in reducing sugar production waste,Exemplary worker of Khuzestan province in the engineering department for presenting the theory of butterfly (1403) and 20 other national and international conferences.