Question: What was Johann Christian Dieterich's friend the first to hold a dedicated professorship in in Germany?
Sentence (from "Georg Christoph Lichtenberg"): Today, he is remembered for his posthumously published notebooks, which he himself called "Sudelbücher", a description modelled on the English bookkeeping term "scrapbooks", and for his discovery of the strange tree-like electrical discharge patterns now called Lichtenberg figures.
Relevant evidence: No