Nicolaes Tulp attended by prominent learned men, who exchanged ideas about anatomy and the chemical processes of the human body. As befits a new praelector, the Guild commissioned a new group portrait of the prominent councilmen and guildmasters. Rembrandt, himself a young man of 26 and new to the city, won this commission and made a famous painting of him: "The Anatomy Lesson of Dr Nicolaes Tulp". This painting, which now hangs in the Mauritshuis museum of the Hague, depicts Tulp dissecting such a criminal's forearm. There has been much speculation as to why the dissection began on the forearm. Rembrandt's event
The Doctor (Doctor Who) episode "The Name of the Doctor". With this vehicle, the Doctor explores the universe with usually human companions who serve as audience surrogate characters to ask questions which allow the Doctor to provide relevant exposition. "Doctor" is a self-selected alias. In later episodes of the revived programme, specifically under show runner Steven Moffat, the story arcs surrounding events in the Doctor's future implied serious consequences in the event of the Doctor's true name being spoken, the nature of these finally being revealed in "The Time of the Doctor". Spin-off media offer the explanation that the Doctor's true name is unpronounceable