A collection of random stuff.

  • I wrote a booklet for students at the Humboldt University of Berlin who are interested in pursuing a PhD. It can be downloaded here (in German).
  • In 2014 I taught a self-developed tutorial on time travel and time machines (jointly with Katharina Nagel). Although the title Let’s build a time machine! (Wir bauen eine Zeitmaschine!) proved to be overly optimistic we had a lot of fun and learned a lot too. Here’s the Syllabus, which is unfortunately only available in German.