Dr. Gius is a Professor of Radiation Oncology, the Assistant Dean for Translational Research at the Joe R. & Teresa Lozano Long School of Medicine, and the Associate Cancer Center Director Mays Cancer Center at UT Health San Antonio MD Anderson. His primary clinical expertise is in the treatment and research of breast malignancies. He served between 1997-2001 as Assistant Professor and Residency Director of the division and the Section of Cancer Biology. Between 2001 and 2009 he was the Chief of the National Cancer Institute’s (NCI) Molecular Radiation Oncology Section. He was also residency director of NCC Radiation Oncology Residency, clinical director of GYN services in the Center for Cancer Research, and a researcher with the NCI in Bethesda, MD. In 2005 he became the Associate Program Director of the National Institutes of Health (NIH) Oxford/Cambridge Scholars and the Trans-NIH MD/PhD Partnership Program. Prior to his current appointment at UTHSCA, he was the Clinical Chief and a Professor and the Director of the Women's Cancer Program at Northwestern University.