Dr. Haroon Elrasheid Tahir is an associate professor at Jiangsu University, where he obtained his PhD in Food Science and Biological Engineering. His research areas include nondestructive detection techniques for food quality, natural product chemistry, edible coatings, colorimetric sensors, and analytical chemistry. Dr. Tahir has published 61 papers and 30 book chapters, and he coedited the book "Roselle (Hibiscus sabdariffa) Chemistry, Production, Products, and Utilization"; and "Colorimetric Sensors: Techniques to Measure Food Safety and Quality", both published by Elsevier.