Ghasem Rezaei is Assiatant professor of Islamic Azad University. He completed research on culture of excellence, knowledge sharing, and organizational performance. He was born in Shiraz, Iran, in 1976. He received the Bachelor’s degree in industrial engineering from the Iran University of Science and Technology, Iran, in 1999, the Master’s degree in industrial engineering from the Sharif University of Technology, Iran, in 2001, and the Doctoral degree in industrial engineering from University Technology Malaysia, in 2015, respectively. In 2002, he joined the Drarab Cement Factory, Darab, Iran, in quality assurance department. since January 2008, he has been with the Department of Management, Payam Noor Uniersity of Darab, as Lecturer. In the same period, he was consultant in ISO 9001, ISO 17025, ISO 27001, and assessor of EFQM excellence award in Iran. His current research interests include culture of excellence, knowledge sharing, total quality management.