- Abraham Zapruder was an American businessman who gained global fame for filming President John F. Kennedy's assassination in Dallas, Texas on November 22, 1963 using his Kodak camera.
- Yalta is a resort city on the Crimean Peninsula known for being the setting of Anton Chekhov's short story "The Lady with the Dog" and where some of his prominent plays were written.
- Elo is a method for calculating the relative skill levels of players in competitor-versus-competitor games such as chess. It is named after its creator Arpad Elo, a Hungarian-American physics professor and chess player.