"Porridge Pulleys and Pi" profiles two distinct mathematicians: Vaughan Jones, a leading knot theorist and windsurfing enthusiast, and Hendrik Lenstra, a number theorist with a love for classical literature. The film explores how exceptional research mathematicians are cultivated, offering glimpses into the personalities of these influential figures. Through a lively exploration of knots, genomics, cryptography, music, Homer, elliptic curves, art, and windsurfing, the documentary includes segments on the history of Pi and an unexpected connection between a cocoa tin and an Escher print.