Dr. Jimenez obtained her undergraduate degree in Molecular and Cell Biology at Johns Hopkins University. She obtained her M.D. at Universidad Central del Caribe in Puerto Rico and trained in anatomic and clinical pathology at the University of Puerto Rico, Medical Sciences Campus. Alexandra completed her fellowship in transfusion medicine at Columbia University Medical Center and New York Blood Center. Since graduating from fellowship, Dr. Jimenez has been a Medical Director and Vice President at New York Blood Center, where she oversaw myriad services, including an HLA laboratory, transfusion services, a cord blood program, and an apheresis service. We welcome her to Pathology and Laboratory Medicine as Associate Director of Transfusion Medicine and Cellular Therapy and Director of Transfusion Medicine Education.