Md. Rezaul Karim obtained Bachelor of Science (Honours) and Master of Science degrees in Statistics from the University of Rajshahi, Bangladesh, and a Doctor of Engineering degree from the University of Electro-Communications, Tokyo, Japan. For the last 21 years he has been working in the Department of Statistics at the University of Rajshahi, Bangladesh, and is currently at the rank of professor. Recently he joined as a Professor in the Department of Applied Statistics of the East West University, Bangladesh.

His research fields of interest are: quality and reliability analysis, warranty claim analysis, lifetime data analysis, industrial statistics, bio-statistics, and statistical computing. He has considerable research experience in his fields, has published 20 papers in international refereed journals, and presented 20 papers at various conferences and workshops in seven countries. He is a coauthor of the book Warranty Data Collection and Analysis published by Springer in 2011. He has written a few chapters on warranty claims data analysis in such books as the Handbook of Statistics and the Encyclopedia of Statistics in Quality and Reliability. He served as an assistant editor of the International Journal of Statistical Sciences for two years and worked as a committee member of several international conferences and workshops on warranty and reliability modeling and analysis. He is a member of five professional associations.