Kammala jumla mai zuwa: Evans ya wakilci Amurka a gasar Olympics ta Chess takwas a cikin shekaru ashirin da shida, ya lashe zinare (1950), azurfa (1958), da tagulla (1976) don wasan nasa, kuma ya shiga cikin zinare na kungiya (1976) da azurfa (
1966) lambobin yabo.