In the 1920s, Marcel Duchamp claimed to no longer be making art, and began to devote considerable time to chess. He’d grown up battling with his older brothers, Raymond and Jacques, and in his later ...

Largely self-taught, he became a grandmaster in his 20s and was later a founder of Chess Informant, which revolutionized how people studied the game. By Dylan Loeb McClain Aleksandar Matanovic, a ...

Forbes contributors publish independent expert analyses and insights. Kim Elsesser covers issues that impact women in the workplace. Parents and coaches of youth chess players believe girls and women ...