Legal Information

Legal form
The ICDP is an international program based at the Helmholtz Centre Potsdam German Research Centre for Geosciences – GFZ which is a Public Law Foundation. The GFZ is member of the Helmholtz-Gemeinschaft Deutscher Forschungszentren e.V. (Helmholtz Association of German Research Centres)

Authorized representatives
The executive chairman of the ICDP is Prof. Dr. Marco Bohnhoff. Whereas the GFZ is legally represented by Prof. Dr. Susanne Buiter (Chairwoman of the Board and Scientific Executive Director) and Dr. Stefan Schwartze (Administrative Executive Director).

Value Added Tax ID
A VAT Identification Number according to § 27a VAT Tax Act does not apply to ICDP as an international program. The VAT Identification Number of GFZ according to § 27a VAT Tax Act is DE138407750.

Editorial Staff
Responsible editor for the contents of the internet presence of ICDP with regard to media law is Dr. Thomas Wiersberg (Education & Outreach Coordinator)
Phone: +49 331 288-1081
E-Mail: t.wiersberg(at)

Exozet Berlin GmbH,

Technical Realization and Support

Responsible for the technical implementation is Knut Behrends (Software Engineer) with support of the unit IT Services and Operations of the GFZ.
E-Mail: k.behrends(at)

This imprint also applies to ICDP services on Twitter, Instagram, YouTube.