Know what good looks like

Each guide walks the same five rungs of the competency framework, so you can place yourself honestly and pick one practice to borrow from the level above. Level names, timings and criteria come from the live framework, not from this page.

• Designers × numbers

  Designers × Quant

  What quantitative skill looks like at each level of the Tumbuhly proficiency ladder, and why qualitative fluency is so often mistaken for it.

  Walk the ladder
• Designers × users

  Designers × Research

  What user research fluency looks like at each level of the Tumbuhly proficiency ladder, and how to pick the method a question actually needs.

  Walk the ladder
• Designers × experiments

  Designers × A/B Testing

  What experimentation fluency looks like at each level of the Tumbuhly proficiency ladder, and why an A/B test is not a concept test.

  Walk the ladder

Tumbuhly tracks this ladder across thirteen competencies for design teams. About Tumbuhly