October
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03 · Size the lift

Size the lift.

Your organisationDrag to model

Illustrative model. Figures draw on published research by Amy Edmondson, Google's Project Aristotle and Gallup on psychological safety, engagement and turnover; your numbers will vary. Built to size the opportunity, not to promise a return.

Value of a speak-up culture$1,347,500

modeled on a +35-point lift in safety

Problems surfaced early$428,750
Errors and risks flagged while they're still cheap to fix
Retention$612,500
People stay on teams where it's safe to speak
Ideas & discretionary effort$306,250
The thinking people keep to themselves when it isn't safe
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