Md Junaed-Ar-Rahman, BSc, Biomedical Engineering, Bnagladesh University of Engineering and Technology, Bangladesh, has been working with the ExcelDemy project for 11 months. He has written over 15+ articles for ExcelDemy. Currently, he is working as Technical Content Developer in ExcelDemy project; writes unique articles as well as solves user problems. He participated in 2 specialized training programmes on VBA and Chart and Dashboard designing in Excel. He loves to solve any problem in unique way and explore new functions and fomulas of Excel. In future, he wants to explore more applications like Excel and gaining proficiency in those applications.