She notes the correlation between a positive work environment (read: great culture) and bottom-line results.

FORBES: How About if Culture and Strategy Eat Lunch Together?

But what's worse is when these symptoms are just scalpeled from the patient, as if there's no correlation between the dysfunction and the surrounding environment.

WSJ: Jason Gay: What If Rutgers Is Everyone?

Research in America shows a strong correlation between the build up of lead in the environment and - some 20 years later - levels of violent crime.

BBC: Does lead poisoning make you violent?