| 2026 | Participation as an exhibitor at the Frankfurt Book Fair |
| 2026 | Moderated panel discussion in the projekt room Bülowstraße 17 in Berlin-Schöneberg |
| 2026 | Book presentation at the "Nonfiction Forum: Knowledge" at the Leipzig Book Fair |
| 2026 | Participation as an exhibitor at the Leipzig Book Fair |
| 2025 | Participation as an exhibitor at the Leipzig Book Fair |
| 2024 | Book publication: "Der Weltgeist. Ein Weltbild in sieben Ebenen" |
| 2012 | Exhibition in the Galerie Zeitzone in Berlin, Germany |
| 2009 | Exhibition in the k-salon in Berlin, Germany |
| 2009 - 2013 | Idea workshop in an innovative creative business park |
| 2006 | Lecture in the LaLuz in the Osramhöfen in Berlin, Germany |
| 2003 | Outdoor artperformance at the Potsdamer Platz in Berlin, Germany |
| 2003 | Creation of the website www.der-weltgeist.de |
| 1990 | Studies about the possibility of the reduction of working hours |
| 1974 | Indefinite misbehaviour about the social and economic structures |
