Roy Williams' top 8 North Carolina-Duke matchups Posted Feb 5, 2022 Roy Williams was an assistant under then-UNC basketball coach Dean Smith. On the other bench, Mike Krzyzewski was in his sixth year as head coach at Duke. Little did either know how much history they'd go on to have against each other in the then-brand new Smith Center. Here are the eight most memorable UNC-Duke games from Williams' perspective. (NCAA.com)