Embedding the discipline

Judging maturity by the decisions your tests changeExperimentation maturity is best measured by how much the business learns from its tests and acts on.Lesson 1 · 4 minBuilding a testing culture that outlasts its championHow to spread testing beyond one keen advocate, through shared learnings, shared ideation and treating losses like wins, without forcing it on people who don't want it.Lesson 2 · 4 minScaling testing across teams without the chaosScaling experimentation across teams works when the centre owns the standards, guardrails and shared learnings, and the teams own the ideas and the execution, so nobody waits on a central bottleneck.Lesson 3 · 4 minKeeping a large testing programme on the right side of the lineA small programme can run on good intentions.Lesson 4 · 4 minDocumenting tests so nobody has to run them twiceA test you can't find later is a test you will pay for twice.Lesson 5 · 6 minWhen personalisation pays, and how to prove it doesPersonalisation pays when a segment needs something the default doesn't give it and the segment is big enough to measure.Lesson 6 · 5 minTesting beyond the website, from email to operationsEmail, apps, pricing, product features, paid media and operations can all be tested, but the method has to move with the channel.Lesson 7 · 5 minChoosing a testing tool without being sold oneChoosing a testing tool comes down to a handful of trade-offs the demo rarely shows.Lesson 8 · 5 min