This episode has been a real favourite of mine to record - I sit down with the co-creator of www.euclidea.xyz to ask all of my puzzling questions on how the game was developed, the inspiration behind the puzzles and the role of Euclidean geometry in today's world. 

Further reading for some of the referenced papers: 

https://arxiv.org/abs/1709.02562

https://www.cut-the-knot.org/triangle/TriangleFromBisectors.shtml

The music was:

"Danse Macabre - Finale"