Two teams. Same company, same values deck. One team’s engagement numbers glow; the other’s have quietly flatlined — and nothing on paper explains the gap.

Gallup has put a number on what most of us feel but rarely name: around 70% of the variance in a team’s engagement traces to one person — the manager. Not the company’s culture. The manager’s. So “culture” was never one weather system. It’s a dozen micro-climates under one roof, and you are the local weather for everyone who reports to you.

Edgar Schein argued culture gets embedded less through what leaders declare than through what they consistently react to — what earns a frown, what gets celebrated, what gets quietly waved past. Your team isn’t studying the values deck. They’re studying you: which news you can hear calmly, which makes you flinch. And it compounds. Every reaction teaches what’s safe to bring next time; the safe things keep coming, the risky ones go quiet, until you’re managing a curated version of reality you’ve mistaken for the truth. The widest culture gaps I find are rarely between companies — they’re between two teams down the same hallway.

So this week, skip the survey. Ask one person you trust, privately: “What have you learned not to bring me?” Then do the harder thing — hear the whole answer without explaining it away.

What’s something your team stopped telling you — and can you place the moment they learned to stop?