#1 NEW YORK TIMES BESTSELLER

The Let Them Theory

10+ million copies sold

A life-changing tool that millions of people can't stop talking about — a simple mindset shift that helps you stop trying to control everything, and everyone. Hardcover, 336 pages.

  • Two words you can actually use in the moment
  • One framework, applied across eight areas of life
  • Grounded in psychology and neuroscience research
  • Short chapters — built to be re-read, not just finished
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Free delivery on every order.

Delivery typically takes 6-15 days.

  • 30-day returns
  • Secure checkout
  • Tracked delivery
Description

In The Let Them Theory, Mel Robbins and Sawyer Robbins share the deceptively simple idea that has helped millions stop wasting energy on things they cannot control. Let them talk. Let them judge. Let them walk away. A practical, research-backed guide to reclaiming your time, focus and peace across eight areas of life.

Product details

Hardcover, 336 pages, Hay House, English. ISBN 978-1401971366. The complete edition — not an abridgment or summary.

Shipping & delivery

Free shipping on every order, no minimum. Delivery typically takes 6-15 days. You get a tracking link by email as soon as your order ships.

Returns & refunds

Request a return within 30 days of delivery. The book needs to be unread and undamaged, in its original packaging. Email us with your order number and we will send return instructions; once we receive and inspect it, your refund goes back to the original payment method.

Free shipping

On every order, no minimum

30-day returns

Return within 30 days in original condition

Secure checkout

Encrypted payments via Shopify

Tracked delivery

Tracking link emailed with every order

Bundles compared

Buy more, pay less.

Most readers end up handing their copy to someone. The discount is applied automatically at checkout — no code needed.

Buy 1 Buy 2 — Most popular Buy 3 — Best value
Total price$29.99$49.99$64.99
Price per copy$29.99$25.00$21.66
You save$9.99 (17%)$24.98 (28%)
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30-day returns
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What's included

What arrives at your door.

One hardcover, packed properly, with everything you need to actually use it.

The hardcover edition

336 pages, Hay House, English. The full edition — not an abridgment or summary.

Eight practical frameworks

One per life area: stress, opinions, comparison, friendship, motivation, support, love, work.

The research behind it

Grounded in psychology, neuroscience and relationship research, with the sources cited.

Careful packaging

Packed to arrive in good condition. If something is wrong when it lands, tell us and we will sort it out.

30 days to decide

Changed your mind? Return it within 30 days in its original condition for a full refund.

A real person on support

Email us and a real person replies — no bots, no ticket queue.

“It's everything I was trying to say for 25 years... one of the best self-help books I've ever read.”

Oprah Winfrey

Ratings

How readers rate the book.

3.99 351,457 ratings

Average reader rating across all editions of The Let Them Theory, as reported on Goodreads. Koda has not collected its own customer reviews yet.

FAQ

Questions, answered.

How is the bundle discount applied?

Pick your bundle above and the price updates automatically — 17% off two copies, 28% off three. There's no code needed, and the discount is already reflected in the cart total.

Do bundle copies have to ship to the same address?

Get in touch after you order and we will see what we can arrange.

Which edition am I getting?

The full hardcover edition, not an abridgment or summary.

How long does delivery take?

Delivery typically takes 6-15 days. You'll get a tracking link by email as soon as your order ships.

Can I return it if it isn't for me?

Yes — request a return within 30 days of delivery. The book needs to be unread and in its original packaging.

Is my payment secure?

Yes, all payments are encrypted and processed securely through Shopify.

Ready to let them?

Free shipping, 30 days to change your mind, and more than 10 million copies already sold.