Hassan Abolhassani is a leading member of the Junior Faculty at the Karolinska Institute (KI) and a team leader at Division of Clinical Immunology in the Department of Laboratory Medicine, KI in Sweden. He received his MD and his first PhD in Immunogenetics from TUMS and his second PhD in Clinical Immunology from the KI. His work focuses on the gene discovery and pathogenesis of primary antibody deficiency and the immune pathways involved, to help physicians and immunologists understand immune-related genes with unknown functions. He has received numerous academic awards and is widely published in the field.