Privacy Policy

This website collects some Personal Data from its Users.

Access logs

Access logs containing users' IP addresses may be collected for security monitoring and monitoring of website traffic.


We use Plausible Analytics to count website visits and track usage trends. Plausible Analytics only collects aggregated information, which does not allow us to identify visitors individually. No cookies are used and no personal data (IP address, browser user agent, etc.) is stored. For more information see the Plausible Data Policy.


Users can optionally subscribe to the IDM Newsletter by entering their email address and name. This information will only be used for communication of important news about the International Day of Mathematics by email. Users may unsubscribe at any point and have their information removed from our mailing list.

Personal Data protection

No personal data collected by this website will ever be shared with third parties or used for purposes other than indicated.

Contact Information

The IDM website runs under the responsibility of the International Mathematical Union (IMU).

International Mathematical Union
Hausvogteiplatz 11A
D-10117 Berlin, Germany

Phone: +49 30 20372-430
Fax: +49 30 20372-439
[email protected]