"Two people can keep a secret if one of them is dead." Individual managers can do that, but it doesn't scale to an organization. Someone is going to spill the

"Two people can keep a secret if one of them is dead." Individual managers can do that, but it doesn't scale to an organization. Someone is going to spill the beans on what metrics you're looking at. Managers generally are incentivized for their team to look good on whatever metrics the organization is watching, so they are going to push their team to work to the metric, possibly even to the point of telling what the secret metric is.