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Mark Knowles: Coaching Jessica Pegula, Tennis Parents & Why Talent Is Overrated
24 August 2026

Mark Knowles: Coaching Jessica Pegula, Tennis Parents & Why Talent Is Overrated

Tennis Insider Club with Caro Garcia

About

Mark Knowles has spent his life around some of the greatest players in tennis — first as a player alongside Andre Agassi, Jim Courier and Pete Sampras, and now as a coach working with Jessica Pegula.

In this episode, Mark joins Caroline Garcia and Borja Durán for a deeply honest conversation about what actually separates talented players from the ones who reach their full potential.

Mark reflects on why he believes he underachieved in singles, how perfectionism hurt his career, and why he now tells players: “Do not chase perfection.”

He also opens up about coaching Jessica Pegula — why her team spent nearly a year convincing her to practice less, why elite players sometimes need less information rather than more, and how they are trying to help her take the final step toward winning a Grand Slam.

The conversation also turns to one of the most sensitive subjects in tennis: parents.

Mark explains why he believes players cannot reach their full potential until they establish the right relationship with their parents, leading Caroline to reflect openly on how her own father’s involvement affected her confidence, independence and decision-making.

They also discuss Jannik Sinner, Carlos Alcaraz, Rafael Nadal, Novak Djokovic, Andy Roddick, player development, burnout, confidence, and why some of the hardest moments in a tennis career can become the ones you miss most once it is over. 


Chapters:

00:00 Tennis parents, confidence & “I hated tennis”

00:44 Growing up in the Bahamas

01:45 Nick Bollettieri discovers Mark

03:00 Life inside the Bollettieri academy

05:20 Believing he could become World No. 1

06:35 Why Mark feels he underachieved

08:25 Caroline on struggling with confidence

11:25 Becoming a coach

13:40 How Mark started working with Jessica Pegula

15:05 Do champions need delusional confidence?

15:45 Why talent is overrated

16:30 “Do not chase perfection”

18:40 Caroline’s regret about not celebrating

19:20 Mark’s Grand Slam regrets

20:00 Teaching Pegula to celebrate winning

24:15 Why Jessica Pegula practiced too much

25:00 Convincing Pegula to train less

26:40 The problem with tennis parents

28:35 Caroline opens up about her father

29:45 Andy Roddick’s conversation with his dad

35:00 How a coach earns a player’s trust

36:30 Why Pegula focuses on improvement, not ranking

38:00 Why Pegula wants less information

40:00 Coaching a player trying to win a Grand Slam

42:45 Should players practice on Slam off-days?

44:55 Mark’s advice to young players

47:00 Why Jannik Sinner barely played juniors

49:00 Why reaching the top too young can hurt players

50:20 Alcaraz and building a complete game

50:50 How Nadal transformed his game

52:30 Caroline on what she wishes she had developed

53:45 How Federer, Nadal, Djokovic & Sinner kept evolving

57:00 Friendship and rivalry on tour

58:00 Why Caroline struggled to connect with players

59:00 How tennis locker rooms have changed

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