Emil J. Gumbel’s formulas are fundamental for extreme value theory. This statistical discipline describes extreme incidents, such as floods or storms. Little is known, however, that he was also a pioneer of modern data journalism, unveiling the patterns of political murder in the Weimar Republic. Professor Matthias Scherer and his team at the Technical University of Munich (TUM) now intend to fill in the gaps in what the world knows about Gumbel.