Unmined Field: A Conversation with Kate Gentile on ‘Find Letter X’
For centuries, the letter “X” has represented the unknown. On a pirate’s map, crossed diagonals denote some undiscovered treasure. In algebra, students must determine ”X” as an unrevealed variable. In an episode of the Simpsons – a consistent bellwether of Western popular culture over the last three decades – even the imbecilic Homer knows it […]
