Marta Kostyuk’s Coach Sandra Zaniewska on Emotions, Pressure & Winning episode artwork

EPISODE · Jun 15, 2026 · 59 MIN

Marta Kostyuk’s Coach Sandra Zaniewska on Emotions, Pressure & Winning

from Tennis Insider Club with Caro Garcia

Marta Kostyuk’s coach Sandra Zaniewska joins Caroline Garcia and Borja Duran on Tennis Insider Club for a deep conversation about emotions, pressure, coaching, parents, data, recovery and what it really takes to build a top tennis player.Sandra shares how she went from professional player to coach, what she learned from working with Petra Martić and Alizé Cornet, and how she built a long-term relationship with Marta Kostyuk. She explains why she loves emotional players, why the goal is not to get rid of emotions, and how Marta is learning to turn them into strength.They also discuss the pressure of winning titles, the difference between being an underdog and a top seed, why Sandra does not set ranking goals, how she uses data to measure progress, how players can recover mentally during a long WTA season, and why tennis parents need more education and support.This episode is for Marta Kostyuk fans, tennis coaches, tennis parents, junior players, WTA fans, and anyone interested in elite sport, mental performance and high performance.This episode is sponsored by IM8.IM8 Daily Essentials is one of Caroline’s non-negotiables. One sachet includes 99 clinically dosed ingredients supporting gut health, energy, immunity, joint support and more. IM8 Longevity Powder is designed to support your body at a cellular level for long-term health and performance.Try IM8 here: https://iam8health.com/discount/TICUse code TIC at checkout for 10% off your first order.Follow Tennis Insider Club:Instagram: https://www.instagram.com/tennisinsiderclub/YouTube: https://www.youtube.com/@tennisinsiderclubSpotify: https://open.spotify.com/show/1SDHHtfQmUS0TyP8wqJEh9Apple Podcasts: https://podcasts.apple.com/us/podcast/tennis-insider-club/id1721351881Chapters:00:00 Intro: emotions, parents and coaching00:42 How Sandra Zaniewska started playing tennis02:20 Why you don’t need to start tennis at age three03:00 Retiring as a player and becoming a coach04:05 IM8 Daily Essentials ad05:20 From player to coach: the transition06:30 Coaching Petra Martić and learning on the job08:00 Petra Martić’s French Open quarterfinal and Sandra’s breakthrough moment09:15 Why coach-player splits feel like breakups11:00 Learning to coach different personalities12:00 How to start with a new player and build trust14:00 Joining a team and working with staff14:40 Coaching Marta Kostyuk under pressure17:00 Why Sandra loves emotional players19:15 The pressure of being an underdog vs a top seed22:00 What happens after winning a title23:15 Managing expectations after big success24:00 Marta Kostyuk’s “princess treatment” at Roland Garros25:20 Why Marta skipped Rome26:00 Mental recovery and protecting the player27:00 Why Sandra told Marta to consider stopping her season29:00 Giving players space outside tennis30:30 Learning when not to play32:00 The ranking trap and outside pressure33:30 What parents misunderstand in junior tennis35:00 Why tennis parents need more education36:00 Sandra’s advice to parents of young players38:30 Parents living through their children40:30 Why players must enjoy the journey42:30 What really changed before Marta Kostyuk’s breakthrough45:00 Why Sandra doesn’t set ranking goals46:30 Using data to prove progress48:15 How long should a coach-player relationship last?49:45 The stats Sandra uses with Marta Kostyuk51:00 Scouting opponents and choosing the right tools Hosted on Acast. See acast.com/privacy for more information.

Marta Kostyuk’s coach Sandra Zaniewska joins Caroline Garcia and Borja Duran on Tennis Insider Club for a deep conversation about emotions, pressure, coaching, parents, data, recovery and what it really takes to build a top tennis player.Sandra shares how she went from professional player to coach, what she learned from working with Petra Martić and Alizé Cornet, and how she built a long-term relationship with Marta Kostyuk. She explains why she loves emotional players, why the goal is not to get rid of emotions, and how Marta is learning to turn them into strength.They also discuss the pressure of winning titles, the difference between being an underdog and a top seed, why Sandra does not set ranking goals, how she uses data to measure progress, how players can recover mentally during a long WTA season, and why tennis parents need more education and support.This episode is for Marta Kostyuk fans, tennis coaches, tennis parents, junior players, WTA fans, and anyone interested in elite sport, mental performance and high performance.This episode is sponsored by IM8.IM8 Daily Essentials is one of Caroline’s non-negotiables. One sachet includes 99 clinically dosed ingredients supporting gut health, energy, immunity, joint support and more. IM8 Longevity Powder is designed to support your body at a cellular level for long-term health and performance.Try IM8 here: https://iam8health.com/discount/TICUse code TIC at checkout for 10% off your first order.Follow Tennis Insider Club:Instagram: https://www.instagram.com/tennisinsiderclub/YouTube: https://www.youtube.com/@tennisinsiderclubSpotify: https://open.spotify.com/show/1SDHHtfQmUS0TyP8wqJEh9Apple Podcasts: https://podcasts.apple.com/us/podcast/tennis-insider-club/id1721351881Chapters:00:00 Intro: emotions, parents and coaching00:42 How Sandra Zaniewska started playing tennis02:20 Why you don’t need to start tennis at age three03:00 Retiring as a player and becoming a coach04:05 IM8 Daily Essentials ad05:20 From player to coach: the transition06:30 Coaching Petra Martić and learning on the job08:00 Petra Martić’s French Open quarterfinal and Sandra’s breakthrough moment09:15 Why coach-player splits feel like breakups11:00 Learning to coach different personalities12:00 How to start with a new player and build trust14:00 Joining a team and working with staff14:40 Coaching Marta Kostyuk under pressure17:00 Why Sandra loves emotional players19:15 The pressure of being an underdog vs a top seed22:00 What happens after winning a title23:15 Managing expectations after big success24:00 Marta Kostyuk’s “princess treatment” at Roland Garros25:20 Why Marta skipped Rome26:00 Mental recovery and protecting the player27:00 Why Sandra told Marta to consider stopping her season29:00 Giving players space outside tennis30:30 Learning when not to play32:00 The ranking trap and outside pressure33:30 What parents misunderstand in junior tennis35:00 Why tennis parents need more education36:00 Sandra’s advice to parents of young players38:30 Parents living through their children40:30 Why players must enjoy the journey42:30 What really changed before Marta Kostyuk’s breakthrough45:00 Why Sandra doesn’t set ranking goals46:30 Using data to prove progress48:15 How long should a coach-player relationship last?49:45 The stats Sandra uses with Marta Kostyuk51:00 Scouting opponents and choosing the right tools Hosted on Acast. See acast.com/privacy for more information.

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This episode is 59 minutes long.

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This episode was published on June 15, 2026.

What is this episode about?

Marta Kostyuk’s coach Sandra Zaniewska joins Caroline Garcia and Borja Duran on Tennis Insider Club for a deep conversation about emotions, pressure, coaching, parents, data, recovery and what it really takes to build a top tennis player.Sandra...

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