Conversation so far:
Is The Master from Doctor Who a very intelligent person?
The Master and the Doctor are shown to have similar levels of intelligence, and were classmates at the Time Lord Academy on Gallifrey, where the Master outperformed the Doctor.
What makes The Master (Doctor Who) brilliant?
Was The Master from Doctor Who liked by others?
The Tenth Doctor calls the transformed and disguised Master a genius and shows admiration for his intellect before discovering his true identity.
What was The Master from Doctor Who's attitude?
The Master was a suave and charming sociopathic individual, able to be polite and murderous at almost the same time.
Are there any other interesting aspects about The Master from Doctor Who besides his attitude and intelligence?
Eric Saward included Anthony Ainley's incarnation of the Master in his short story, Birth of a Renegade, in the Doctor Who 20th Anniversary Special one-off magazine
Did The Master from Doctor become popular afterBirth of a Renegade, in the Doctor Who 20th Anniversary Special one-off magazine?

Question: Who created the master?
Self-contained rewrite: Who created The Master from Doctor Who?