Dr Jan-Theodoor Janssen
International Committee for Weights and Measures
CIPM member
From 17 to 19 March 2026
Consultative Committee for Ionizing Radiation
President
07 November 2025
NMI Directors and Member State Representatives
Participant
From 16 to 17 October 2025
CCRI ad hoc Working Group on Strategy
Chair
15 June 2026
Preliminary meeting of representatives of States Parties to the Metre Convention to discuss the proposed programme of work and corresponding budget
Participant
02 June 2026
CCRI Working Group on Digital Transformation
Participant
07 April 2026