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General Science

I finished my PhD

It is done. I finished my PhD. You can find my thesis at the server of University of Hildesheim and my defense presentation on Youtube.

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Science

What did you do in your PhD? – ECER 2021

I held a short presentation at ECER 2021, which was online due to the pandemic. This presentation gives a good overview about my PhD work. You can also find the abstract and the slides. I also created a teaser. In short, I developed an ontology or a metadata set for qualitative coding schemas. This ontology […]

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Science

Citizen Science in research about schoolbooks

As some of you know, we started the project Interlinking Pictura some time ago. We also published an article about this as Bridging citizen science and open educational resources at OpenSym 2018 (DOI: https://doi.org/10.1145/3233391.3233539). This was a rather technical article about the project and how we wanted to integrate citizen science. Later, some collegues asked, […]

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Science

From project to infrastructure – the Schularchive-Wiki project funded by the Fellow Program Free Knowledge

The continuation of the Schularchive-Wiki within the framework of the Fellow-Program Free Knowledge. I wrote this text to reflect on the Fellow-Programm together with my mentor Maximilian Heimst├Ądt. It was first published at the blog of Wikimedia Germany. The Project As part of the Fellow Program Free Knowledge, the project Schularchive (school archives) was funded. […]

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Science

ECER 2021 pre-conference presentation

I am happy to present my work for the ontology QualiCO (my phd project) at ECER 2021. Watch my pre-conference presentation on Youtube.

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Science

Evaluation of German open data portals

In the last years, many cities and states in Germany built up portals where they publish data, for instance about how they spend money, to an overview of the trees in their city. This Open government data is becoming more and more important. First, transparency of public institutions is always important and second, data-driven services […]

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General Science

Reflections on my PhD

In this post I want to write down what I learned during my PhD and what might help you too. It is my opinion on the stuff, but I used all of the techniques I described and they helped me. I split this up into four parts: Before you start, finding a supervisor, writing and […]

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Science

The end of the Information Age?

Last week there was this really interesting article at Heise online, a German tech magazine. It calls for the end of the modern internet, putting it into a postmodern internet. This also tackles the value of information and it’s declining in a postmodern age. In the traditional way, we talk in information science a lot […]

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Science

Fellowship Free Knowledge

I am happy to announce that I got accepted for being a fellow for free knowledge and open science (Fellow-Programm Freies Wissen), which is sponsored by Wikimedia Foundation. The program includes some money as well as mentoring and opportunities to network with other people, which are enthusiastic about open science. Due to corona, the event […]

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Science

Virtual Open Sym 2020

Open Sym this year was held online. My collegues from University of Washington, Seattle and me handed in a paper about an evaluation of the ontology I developed during my phd. The conference was organized in a different manner than last time. There were no parallel sessions and the presentations were rather short, abut ten […]