Reality: Culture wins most of the battles against those who set out to change it.

How to Beat the Odds: Attack on a very narrow front. Focus on the mission critical 5% of culture that affects operating results. Ignore the 95% that remains—it’s just noise.

PRITCHETT has spent four decades dealing with culture on a tough, merciless proving ground: Merger integration. That deep, raw, real world experience teaches you what sort of culture change effort works, and what doesn’t have a crying chance of succeeding. Save yourself a lot of money and heartburn—take advantage of our battle scars.