Prof Shahram Rezapour, is full professor of mathematics at Azarbaijan Shahid Madani University (Iran), and visiting professor at China Medical University, Taichung, Taiwan. He also had an eminent scholarship position at Kyung Hee University, Seoul, Republic of Korea in 2023. His name appeared on the list of Highly Cited Researchers in 2016, 2017 and 2021. He published more than 400 papers and some books during the years 2002-2024. His works are in different areas of mathematics including functional analysis, approximation theory, fixed point theory, fractional calculus, finite difference equations, numerical analysis, inclusion problems, biomathematics and modeling theory.