Dr. Chui is a physician-scientist with a long standing clinical and research interest in hemoglobin disorders. He has contributed to the field ranging from population genetics, genotype-phenotype correlation, genetic modifiers, and regulation of HbF expression. He received MD,CM degree from McGill University, Montreal, Canada in 1963. In 1970, he joined the Faculty at the McMaster University, Hamilton, Ontario, Canada, and rose to become a full Professor in 1982. He has always enjoyed teaching and mentoring students, residents and fellows. He served on the Editorial Board of BLOOD (1980-84), American Society of Hematology (ASH) Committee on Educational Affairs and Training (1984-87), NIH Hematology Study Section (1987-91), ASH Scientific Affairs Subcommittee on Hemoglobin/Red Cell (1989-1991), and Chair of Medical Advisory Board, the Thalassemia Foundation of Canada (2000-2002). He was elected to two honorific societies, the American Society for Clinical Investigation (1980) and the Association of American Physicians (1991). In 2003, Dr. Chui joined Boston University School of Medicine, and was appointed a full Professor of Medicine, Pathology and Laboratory Medicine.
Expertise includes: Globin gene mutations; Hemoglobin diseases; Thalassmeias; and Regulation of fetal hemoglobin expression.