Quail Hollow Club in North Carolina has been one of the most esteemed stops on the PGA Tour schedule since it first appeared in 1969 and, for the second time in its history, it will host a major championship.

Golf’s most renowned sports psychologist, who has been working with Rory McIlroy for years, had been sitting in a quiet room with the 36-year-old star from Northern Ireland in the caddie building at Augusta National, where they had a motivational chat before all four of McIlroy’s Masters rounds last month.

Rory McIlroy says winning the Masters to complete a long-sought career Grand Slam will change how he feels going into other majors, starting at next week's PGA Championship