Last updated: October 2026
General information only
The articles, project descriptions and research summaries on this website are provided for general information. They are not a substitute for professional engineering, environmental, legal or business advice on a specific case.
Research and data
Research results are summarised from my published or ongoing work. For methods, data and limitations, refer to the full publications via the DOI links on the publications page. Ongoing projects may change as the work develops.
Personal views
Opinions expressed on this website are my own. They do not represent the views of TH Köln, the DWA or any employer, client or organisation I have worked with.
Marketing articles and results
Articles on SEO and digital marketing reflect general practice and my freelance experience. Results from past client work, such as rankings or traffic growth, depend on many factors and are not a guarantee of future results.
External links
Links to external websites are provided for convenience. I am not responsible for their content or availability.