Xiangmin Xu is a Professor and Director of Department of Medical Genetics, School of Basic Medical Sciences, Southern Medical University, Guangzhou, China. He received his MD degree from the Hsiang-ya Medical College in 1982. He has engaged in the study mainly focused on the molecular pathology and application of DNA-based technology to clinical diagnosis of hemoglobin disorders for 30 years. His current research interest focuses on identification of genetic variants in modifier genes responsible for clinical phenotypic severity of -thalassemia. He was a winner of National Science Fund for Distinguished Young Scholars. He was awarded the second-class prize of the National Sci-Tech Advance Award for his achievements of promoting the clinical application of molecular diagnostic techniques in hemoglobinopathy. Prof. Xu is a Chairman-Designate at Chinese College of Medical Genetics, Chinese Medical Association and a Vice-Chairman at Chinese Association of Clinical Molecular Diagnostics, Biophysical Society of China. He edited two influential books in China: Clinical Genetic Counselling and Guidelines for Thalassemia Prevention and Control Programme. He has had more than 180 papers published in peer-reviewed journals including Am J Hum Genet, Blood, Clin Chem, J Am Chem Soc, Hum Mutat, Clin Genet, J Mol Diagn and Pren Diagn.