Dr. Ali Hajeer is a senior laboratory medicine and transplant immunology leader with over 20 years of experience in clinical laboratories, histocompatibility and immunogenetics, molecular diagnostics, academic medicine, and healthcare governance. He has directed high-complexity laboratory services across major healthcare and academic institutions in the Middle East and is internationally recognized for his expertise in HLA testing, transplantation support, quality systems, and laboratory accreditation. Dr. Hajeer has authored more than 200 peer-reviewed publications and remains committed to advancing precision diagnostics, education, and patient-centered laboratory services.