is the Higgins Professor Emeritus of Radiation Biophysics at Columbia University, and Special Lecturer in Radiation Oncology. Until December 2007 he was Director of The Center for Radiological Research, a position he held for 24 y.

Dr. Hall has been in New York for over 45 y, after receiving his doctorate in radiobiology from Oxford University in the United Kingdom. He has received more than 30 honors and awards, from societies in the United States and the United Kingdom including gold medals from the American Society for Radiation Oncology (ASTRO), the Radiological Society of North America, the American College of Radiology, and the American Roentgen Ray Society, the Janeway Medal from the American Radium Society, the Failla Award from the Radiation Research Society (RRS), and the Kaplan Award of the International Association for Relationship Research. Dr. Hall is an honorary fellow of both the American College of Radiology and the Royal College of Radiology, an honor conferred on few laboratory scientists. He is also a Fellow of ASTRO and the Society of Radiological Protection.

Dr. Hall is the author of over 380 publications in peer-reviewed journals and has authored or co-authored four books, one of which, Radiobiology for the Radiologist, is the definitive text for students of radiation biology and is in its seventh edition.

His research interests include radiation carcinogenesis by low doses of radiation, and the radiobiological basis of radiotherapy. He is currently funded by the National Aeronautics and Space Administration and by the U.S. Department of Energy low-dose program.

He is past president of RRS, the American Radium Society, and the International Association of Radiation Research.