More from Chalkdust
Significant figures: Julia Robinson
Ashleigh Ratcliffe tells the story of another hidden woman in mathematics.
Significant figures: Sofya Kovalevskaya
Nora Koparan tells the story of the first female professor of mathematics
The Irrational Diary of Clara Valentine
We review the fifth of this year’s nominees for the Book of the Year
Crossnumber winners, Issue 15
Did you solve it?
What should you get a mathematician for Christmas?
Behind today's door... The Chalkdust guide to Christmas presents
Breaking out of the prisoner’s dilemma
What happens if you play the prisoners' dilemma against yourself?