Professor Amato Giaccia is the Director of the Oxford Institute for Radiation Oncology and has held this position with the University of Oxford since January 2019. Until moving to Oxford he was “Jack, Lulu and Sam Willson Professor in Cancer Biology” in the Stanford University School of Medicine, Professor of Radiation Oncology, Associate Chair for Research & Director of the Division of Radiation & Cancer Biology in the Department of Radiation Oncology at Stanford University, California. He was the Director of Basic Science at the Stanford Cancer Institute and lead the Radiation Biology Program in Stanford’s Cancer Center, and was Director of the Cancer Biology Interdisciplinary Graduate Program. He was awarded an American Cancer Society Junior Faculty Research Award and the Michael Fry Award from the Radiation Research Society for his outstanding contributions on understanding the molecular mechanisms of resistance promoted by the tumor microenvironment. Additionally, he was the recipient of the 2013 ASTRO Gold Medal. In 2015, he was awarded an NIH R35 Outstanding Investigator Award and was inducted into the National Academy of Medicine. He co-authored the sixth, seventh and eighth editions of the textbook, “Radiation Biology for the Radiologist,” with Professor Eric Hall from Columbia.