The IMU secretariat has been moved to the Konrad-Zuse-Zentrum für Informationstechnik Berlin (ZIB) for the years 2007 – 2010.

The official postal address for correspondence with the IMU secretariat is as follows:

International Mathematical Union
Office of the Secretariat
Zuse Institute Berlin
Takustr. 7
D-14195 Berlin
Germany

Fax: +49 30 84185 – 269
E-mail: secretary(at)mathunion.org

Secretary: Martin Grötschel