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. The Main Commission is the governing body, setting policy and giving general direction.


Werner Rühm


Simon Bouffler


Christopher Clement

Scientific Secretary

Dominique Laurier

C1 Chair

François Bochud

C2 Chair

Kimberly Applegate

C3 Chair

Thierry Schneider

C4 Chair

Kun-Woo Cho


Gillian Hirth


Michiaki Kai


Senlin Liu


Sergey Romanov


Andrzej Wojcik


Summaries of ICRP Main Commission Meetings:


Werner Rhm (Chair), Federal Office for Radiation Protection (BfS), Germany
Simon Bouffler (Vice-Chair), UK Health Security Agency, United Kingdom
Christopher Clement (Scientific Secretary & CEO), ICRP, Canada
Kimberly Applegate (Member), University of Kentucky COM (retired), USA
Franois Bochud (Member), IRA CHUV, Switzerland
Kun-Woo Cho (Member), Korea Institute of Nuclear Safety, Korea
Gillian Hirth (Member), ARPANSA, Australia
Michiaki Kai (Member), Nippon Bunri University (NBU), Japan
Dominique Laurier (Member), French Institute for Radiological Protection and Nuclear Safety (IRSN), France
Senlin Liu (Member), China Institute of Atomic Energy, China
Sergey Romanov (Member), Southern Ural Biophisics Institute, Russian Federation
Thierry Schneider (Member), CEPN, France
Andrzej Wojcik (Member), Centre for Radiation Protection Research, Stockholm University, Sweden
Roger H. Clarke (Member emeritus), United Kingdom
Claire Cousins (Member emeritus), Addenbrooke's Hospital (retired), United Kingdom
Jacques Lochard (Member emeritus), Nagasaki University & Hiroshima University, France
Fred A. Mettler (Member emeritus), University of New Mexico, USA
R. Jan Pentreath (Member emeritus), United Kingdom
R. Julian Preston (Member emeritus), Environmental Protection Agency (EPA), USA
Christian Streffer (Member emeritus), University-Clinics Essen , Germany
Eliseo Vano (Member emeritus), Complutense University, Spain

Active Task Groups under Main Commission