Wan Rosli Wan Ishak is a professor of Nutrition Program at the School of Health Sciences (SHS), Universiti Sains Malaysia (USM), Health Campus, Kota Bharu, Kelantan, Malaysia. Currently, he is a Dean of SHS of USM since 2022. His research theme emphasizes more on the utilization of natural agricultural by-products into popularly consumed processed foods. Various low glycemic index (GI) based on these agricultural by-products have been developed. He was selected among Top 10 Innovators for SYMBIOSIS project funded by Malaysian Technology Development of Malaysia (MTDC) to facilitate the commercialization of functional and health cookies from oyster mushroom (Nutri-Mush® Cookies). He has also transferred one technology licensing to PS Foods and Beverage Sdn Bhd, a Malaysian company on the commercialization of overripe banana extract. Besides, he has published more than 170 articles in various renowned indexed journals.