The "NATO Advanced Research Workshop on radiation detectors for medical imaging," held in Alushta (Crimea, Ukraine) in September 2005 was a unique event and I am very pleased that the proceedings are published in the prestigious NATO Security Through Science series. Since their discovery by Becquerel and Rontgen, radiation and radiation detectors have played an ever more important role in medical diagnostics and therapy. The spirit of such NATO workshops is to give an overview of the present state of the field, rather than to bring the latest research results. We have been very lucky to have...

The "NATO Advanced Research Workshop on radiation detectors for medical imaging," held in Alushta (Crimea, Ukraine) in September 2005 was a unique event and I am very pleased that the proceedings are published in the prestigious NATO Security Through Science series. Since their discovery by Becquerel and Rontgen, radiation and radiation detectors have played an ever more important role in medical diagnostics and therapy. The spirit of such NATO workshops is to give an overview of the present state of the field, rather than to bring the latest research results. We have been very lucky to have...