Community activities
- Regular speaker at EuroPython, OpenSaar, LinuxWorldExpo, Plone Conference, PyCon and at DZUG Tagungen and other conferences
- Freelancer with Linux-Magazine
- Zope 2 Release Manager
- Member of the Board of Directors of the Zope Foundation
- Participant in conferences such as Linuxtag and Opensaar
- Large community support for Zope, Python and Plone in German and international mailing lists
- Founding member and 2nd CEO of DZUG e.V. (Deutschsprachige Zope User Group)
- Member of Plone Foundation and Zope Foundation
- Author of many Open-Source-Solutions based on Zope and Plone
