I have 25 years’ experience studying the behaviour, effects and fate of radionuclides in the environment and have previously worked for the Environment Agency in England.
I have active international collaborations throughout Europe, Australia, India, Canada, Ukraine, USA. Since 2004 I have been involved in collaborative research activities through the International Atomic Energy Agency working groups in their EMRAS, EMRAS II, Modaria and Modaria II programmes on modelling radionuclide behaviour and fate in the environment.
Ongoing activities within the International Commission on Radiological Protection (ICRP) as a member of Committee 5 (2009-2016) on Environmental Protection and since 2016 on Committee 4 (Applications of the recommendations of the ICRP). Participating in ICRP Task Group 99 (Update to the Reference Animals and Plants) and chairing Task Group 105 (Considering the environment when applying the system of radiological protection). Between 2000-2012 I was secretary, and since 2012 Treasurer, to the UK Coordinating Group on Environmental Radioactivity.