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Coach · 9 lessons

Ruth Wanjiru

One of the coaching voices behind African Belief — every lesson below carries their name because they wrote it, checked it, or taught it first.

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Lessons by Ruth

Racquet Review 9 min

Racquet Review: Control Player’s Dilemma — Wilson Blade vs Yonex Percept vs Head Radical Pro

You hit a forehand from the deuce side, 30-all, good contact, decent shape — and it lands a metre inside the baseline. Not short enough to attack. Not deep enough to push. Just... there.

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Head Extreme 2026 7 min

HEAD Extreme 2026 Review – The Mute Button Finally Got Unstuck

The 2024 HEAD Extreme was not a bad racquet. It was a correct racquet that forgot to feel like one. That distinction matters if you demoed the 2024, put it down after twenty minutes, and said…

W/ Coach Wanjiru
Overgrips 4 min

Overgrips for Sweaty Hands: What the Numbers Actually Say

You're up 4-2, second serve, and you feel it — that slight rotation of the handle in your palm as you swing. Not a full slip.

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Overgrips 5 min

Overgrips for Sweaty Hands: What Actually Works in Match Play

The first time somebody told you to buy Tourna Grip, you probably heard it the way beginners hear "keep your eye on the ball." True enough, but not the whole truth.

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Head Extreme 2026 15 min

HEAD Extreme 2026 Review – The One That Finally Connects

You handed the 2024 HEAD Extreme back to the demo counter after twenty minutes and told the pro shop guy you'd think about it. You didn't think about it.

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Head Extreme 2026 11 min

HEAD Extreme 2026 Review: Did HEAD Fix the Disconnect?

You pick up the 2026 HEAD Extreme for the first time. You tap the throat against your palm. You flick your wrist, testing the balance point. You are not looking for specs.

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Overgrips 11 min

The Best Overgrip for Sweaty Hands Is Probably the One You Already Hate

You know that moment. You're deep in a third set, the air is thick enough to drink, and your racquet handle feels like it's been dipped in butter.

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Match Analysis 6 min

Emma Raducanu at the WTA 500: The Match That Rewrote the Script

What Most People See Every time Emma Raducanu steps onto a WTA 500 court, the narrative is already written before she hits a ball.

W/ Coach Wanjiru
Us Open 5 min

The Real Business the US Open Is Selling (It's Not Tennis)

It is the second Tuesday of the US Open, which means the concourse behind Arthur Ashe Stadium is a managed catastrophe.

W/ Coach Wanjiru