1. The Secret to Roger Federer’s Success is This Man Special Sections, November 12

    Pierre Paganini, a Swiss fitness coach who never played tennis at a high level, has helped Federer and Stan Wawrinka succeed in their 30s.

  2. Oddities, Good and Bad, Abound at the Next Gen ATP Finals Sports, November 10

    The exhibition featuring top young players in men’s tennis is experimenting with new rules. Rarely have so many new concepts been tried all at once.

  3. Jack Sock’s Comeback Turns Into a Title and a Resurgence Special Sections, November 9

    Winning the Paris Masters allowed Sock to break into the Top 10 and qualify for the final spot in the ATP Finals, something no American had done since 2011.