Articles by Jakob Stein Jakob SteinJakob is a PhD student and mathematician from London and works mainly in differential geometry. In his spare time, he likes to draw, and think about mathematics in art.All articles by Jakob In conversation with Shannon Trust22 May 2023We find out more about the charity's work to support maths education in prisons.In conversation with Martin Hairer9 November 2022We talk to the Fields medallist about his life, his work and his advice to his younger self.Page 3 model: The potato Earth25 May 2022How Kelvin estimated the age of the Earth by thinking about a baked potatoPage 3 model: Woollen jumpers22 November 2021How did your favourite sweater become so big? And how big can it get?Significant figures: John Conway1 May 2021The story of an unforgettable mathematician.