The 15-time major winner, who has battled injury in recent years, will attempt to win a fourth British Open this week.
Schauffele outdueled Bryson DeChambeau to win the PGA Championship, capturing it with the lowest score in major history.
The world number one was handcuffed by police near to the PGA venue for not following orders after a traffic death.
Former Manchester United and Real Madrid forward Cristiano Ronaldo is named highest-paid athlete for a fourth time.