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Ladder of needs

Also called What, how, why ladder

Climb from what your product does, to how it does it, to why it matters, to find a vision the team can sell and a way to sort the roadmap.

  • Time30 to 60 minutes
  • People2 to 8 people
  • Steps4

What it's for

Teams describe their product by its features, which is the bottom rung. The ladder asks you to climb: what job does the product do, how does it do that job, and why does that matter to the people using it? The top rung is the vision.

Once the ladder is up, every roadmap idea can be sorted by the rung it serves: a new what, a better how, or something that delivers more of the why. A roadmap full of new whats is often a product losing its focus.

How to run it

  1. What10 min

    Start at the bottom: the job the product does for people.

  2. How10 min

    How the product does that job, better or differently from the alternatives.

  3. Why10 min

    Why that matters to the people using it. Keep asking why until the answer is about their lives, not your product.

  4. Sort the roadmap15 min

    Place each roadmap idea beside the rung it serves.

Tips

  • The why should still be true if your product disappeared. It's about the people, not the product.
  • Read the finished ladder from the top down as a pitch. If it sounds flat, the why isn't there yet.

Where it comes from

Described by product leader Kit Ulrich in 2018, combining Clayton Christensen's jobs to be done with Simon Sinek's idea of starting with why.