Product guide

Start with Why: 15th Anniversary Edition

Start with Why is Simon Sinek’s leadership and business book about how a clear sense of purpose can shape communication, influence, and organizational direction. This 15th anniversary edition adds a new foreword and updated examples and stories, with a listed length of 272 pages.

At a glance

Explains the idea of leading and communicating from an organization’s or person’s purpose, rather than focusing only on what they do.
This anniversary edition is described as having a new foreword, updated examples, and refreshed original stories.
The listing identifies it as a 272-page English-language edition.

Price

$20.43Save 42%

Reference price: ~~$35.00~~

Price checked: Nov 14, 2026

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Often bought together

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Pros and cons

Pros

The central purpose-focused framework is presented through examples involving leaders and organizations.
The new foreword and updated stories distinguish this anniversary edition from the book’s original release.
Customer feedback describes the writing as readable and the examples as useful for connecting the concept to everyday life.

Cons

Some readers report that the book can feel repetitive.

Technical specifications

8 specifications

Book details
Edition	Anniversary
Publisher	Portfolio
Publication date	May 13, 2025
Language	English
Print length	272 pages
ISBN-13	979-8217045631

Dimensions and installation
Weight listed	11.5 ounces
Dimensions	5.47 x 0.95 x 8.55 inches

What to know before buying

The listing presents this edition as updated with a new foreword and examples. Buyers comparing it with earlier editions should confirm those specific changes meet their needs.

Who is it for?

A good fit for

Readers interested in leadership, organizational purpose, and communicating a motivating mission.
Entrepreneurs and managers looking for a conceptual framework to reflect on why their organization does what it does.
Readers who prefer accessible business books with examples and ideas intended for practical reflection.

Less suited to

Readers seeking a narrowly technical management manual or step-by-step implementation workbook, as the supplied description focuses on a broad leadership framework.

Customer reviews on Amazon

4.5 / 5 · 8,959 ratings

5 stars66%66%
4 stars23%23%
3 stars8%8%
2 stars2%2%
1 star1%1%

Customer feedback highlights readability, examples, and advice as strengths, with readers describing the core idea as useful for connecting leadership purpose to everyday life. Some also find the book repetitive. For buyers looking for a framework they can revisit and reflect on, these comments suggest accessible material with practical illustrations, though the experience may feel less concise to readers who prefer tightly varied discussion.

Positive themes

Readers praise the book’s readability and report that it is worth revisiting.
Customer feedback describes the examples and advice as useful and the central concept as applicable to everyday life.

Negative themes

Some customer feedback says the discussion feels repetitive.

Frequently asked questions

What is this book about?

It presents the idea that influential leaders and organizations communicate and act from their underlying purpose, or “why,” and considers how this can inspire people.

What is different about the 15th anniversary edition?

The listing describes a new foreword by the author, updated examples, and refreshed original stories.

How long is the listed edition?

The product details list a print length of 272 pages.

Is the book considered practical by readers?

Customer feedback praises its examples and advice as useful for applying the concept to everyday life, while some readers find the book repetitive.