Marcus Worms, also known as Max, was the son of Mozes Worms and Elisabeth Katan. He came from a poor working-class family. Max had a master’s degree in mathematics from the University of Amsterdam. Later he received a PhD in maths and physics. He was also a fine draughtsman, a good chess-player and an avid stamp collector. Marcus Worms got married to a non-Jewish woman. The couple had four childre…