Mohamed Zaki Khedr, Professor, Geology Department, Faculty of Science, Kafrelsheikh University, Egypt. Dr. Mohamed Khedr is a Professor of Petrology and Geochemistry (especially geochemistry of economic minerals) with the Geology Department, Faculty of Science, Kafrelsheikh University, Egypt since July 2020. Dr. Khedr got his B.Sc degree from Tanta University, Egypt, in 1997 and his Master's degree (Mineralogy and Petrology) from Tanta University in 2004. Dr. Khedr received his Ph.D. (Mineralogy and Geochemistry) from the Graduate School of Natural Science and Technology, Kanazawa University, Japan, in 2010. From 1999 to the present, Dr. Khedr has been a Faculty Member of the Geology Department, Faculty of Science, Kafrelsheikh University, Egypt. He was an Associate Professor of Geochemistry and Petrology (June 2015- July 2020) and a Full Professor of Geochemistry and Petrology (July 2020-Now). From 2011 to 2013, he was a Postdoctoral Researcher at Kanazawa University, Japan. From 2013 to 2014, he accepted a Postdoctoral Fellow (JSPS: Japan Society for the Promotion of Science) at Kanazawa University, Japan. Dr. Khedr was a visiting Professor at Kanazawa University, Japan, from June to July of 2016 and July 2018. He received a postdoctoral Scholarship from the Graduate School of Natural Science and Technology, Niigata University, Japan, from 2019 to 2020 and earned the JSPS Bridge Scholarship at Kanazawa University, Japan, in August 2022.