Samsul Ariffin Abdul Karim is an Associate Professor with School of Quantitative Sciences, UUM College of Arts & Sciences, Universiti Utara Malaysia (UUM), Malaysia. He obtained his PhD in Mathematics from Universiti Sains Malaysia (USM). He is a Professional Technologists registered with Malaysia Board of Technologists (MBOT), No. Perakuan PT21030227. His research interests include numerical analysis, machine learning, approximation theory, optimization, science, and engineering education as well as wavelets. He has published more than 180 papers in Journals and Conferences proceedings including five Edited Conferences Volume and 80 book chapters. He was the recipient of the Effective Education Delivery Award and Publication Award (Journal & Conference Paper), UTP Quality Day 2010, 2011 and 2012, respectively. He was Certified WOLFRAM Technology Associate, Mathematica Student Level. He also has published thirteen books with Springer Publishing including eight books with Studies in Systems, Decision and Control (SSDC) series, three books with Taylor and Francis/CRC Press, one book with IntechOpen and one book with UTP Press. He received Book Publication Award in UTP Quality Day 2020 for book Water Quality Index (WQI) Prediction Using Multiple Linear Fuzzy Regression: Case Study in Perak River, Malaysia, that was published by SpringerBriefs in Water Science and Technology in 2020.