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Main Commission

The International Commission on Radiological Protection is an independent Registered Charity, established to advance for the public benefit the science of radiological protection, in particular by providing recommendations and guidance on all aspects of protection against ionising radiation.

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Main Commission in Paris, October 2017. From left to right back: Senlin Liu, Christopher Clement (Scientific Secretary), John Harrison, Carl-Magnus Larsson, Sergey Romanov, Simon Bouffler. From left to right front: Dominique Laurier, Michiaki Kai, Werner Rühm, Jacques Lochard (Vice-Chair), Claire Cousins (Chair), Kunwoo Cho, Kimberly Applegate, Donald Cool.

Summaries of ICRP Main Commission Meetings:


Claire Cousins 
Addenbrooke's Hospital (retired), UK
Curriculum Vitae


Jacques Lochard 
Nagasaki University & Hiroshima University, France
Curriculum Vitae


Prof Kimberly E. Applegate  
University of Kentucky, USA
Curriculum Vitae

Telephone and E-mail (Office)
Simon Bouffler 
Curriculum Vitae
Kun-Woo Cho 
Korea Institute of Nuclear Safety, Korea
Curriculum Vitae

Business Address
Korea Institute of Nuclear Safety
PO Box 114, Yuseong
Daejeon, Korea, 305-338

Telephone and E-mail (Office)
Donald A Cool 
Electric Power Research Institute (EPRI), USA
Curriculum Vitae
John D Harrison 
Oxford Brookes University and Public Health England, UK
Curriculum Vitae
Michiaki Kai 
Oita University of Nursing and Health Sciences, Japan
Curriculum Vitae
Carl-Magnus Larsson 
Australian Radiation Protection and Nuclear Safety Agency (ARPANSA), Australia
Curriculum Vitae
Dominique Laurier 
French Institute for Radiological Protection and Nuclear Safety (IRSN), France
Curriculum Vitae
Senlin Liu 
China Institute of Atomic Energy, China
Sergey Romanov 
Southern Ural Biophisics Institute, Russian Federation
Curriculum Vitae
Werner Rühm 
Helmholtz Zentrum München, Germany
Curriculum Vitae

Scientific Secretary

Christopher H. Clement 
ICRP, Canada
Curriculum Vitae

Business Address
International Commission on Radiological Protection
PO Box 1046, Station B
280 Slater Street
Ottawa, Ontario K1P 5S9

Telephone and E-mail
+1 (613) 944-1918 (Office)
+1 (613) 947-9750 (Assistant)
+1 (613) 944-1920 (Fax) (Office) (Assistant)

Active Groups under
Main Commission

Task Group 72
RBE and Reference Animals and Plants

Task Group 104
Integration of Protection of People and of the Environment in the System of Radiological Protection

Task Group 107
Advice on Radiological Protection of Patient in Veterinary Medicine

ICRP Chairs

Claire Cousins, UK

Lars-Erik Holm, Sweden

Roger Clarke, UK

Dan J Beninson, Argentina

Bo Lindell, Sweden

C Gordon Stewart, Canada

Sir Edward Eric Pochin, UK

Rolf Sievert, Sweden

Sir Ernest Rock Carling, UK

Lauriston S Taylor, USA

Ren� Ledoux-Lebard, France

Rolf Sievert, Sweden