Have you ever wondered how the world’s most innovative products go from a spark of an idea to global success? The Salt Test reveals the secret: assumptions. Drawing inspiration from many of the most successful businesses of our time, this book uncovers why understanding and testing your assumptions is the key to building groundbreaking products that thrive.

In this practical and insightful guide, you’ll learn how to:

  • Navigate the Assumption Trap to avoid costly missteps.

  • Use the Product Growth Map to chart your path from idea to scale.

  • Test your solutions cost-effectively while maximizing your chances of success.

  • Apply lessons from trailblazers like Netflix, Snapchat, and Zwift.

Perfect for entrepreneurs, corporate innovators, and angel investors, The Salt Test provides a clear, step-by-step framework to tackle innovation’s greatest challenges. Whether you’re bootstrapping a startup or driving corporate transformation, this book equips you with the tools to succeed—even with limited resources.

Take the first step toward turning your vision into a scalable reality. Start the journey, test your ideas, and transform assumptions into achievements with The Salt Test.

  • 'If I had to take all the literature I have read about product innovation and start-ups, and put them into one concise book, you would get The Salt Test.'

    Mario F.

  • 'Finally practical advice on what to do once you've started and how to keep innovating your way to scale'

    TONY C.

  • 'Innovation in organizations is hard! It's fraught with competing perspectives and wrong assumptions. In this book Kingsley Maunder provides practical advice rooted in real-world experience.'

    DEAN M.

What will you learn.

  • Read it. Loved it. Practical insights on every page.

    Tim S.