Dr. Birhiray earned a Doctor of Medicine degree from the University of  Benin, Nigeria, and completed his Internal Medicine residency at  Columbus Hospital (an affiliate of Northwestern University) in Chicago,  Illinois. He completed fellowships in Bone Marrow Transplant and Medical  Oncology at Johns Hopkins University and The National Cancer Institute  in Bethesda, Maryland, respectively. Dr. Birhiray has participated in  research and is published on the subjects of immunotherapy, lymphomas  and bone marrow transplantation. Dr. Birhiray is a member of The  American Society of Clinical Oncology, American Society of Hematology,  American Medical Association and the Wisconsin Medical Society.  Interview: Nico Gagelmann and Claire Horgan