Our judgment can be wrong in multiple ways. We might err by failing to consider the problems we could encounter, and that’s why we need premortems. However, we might also err by failing to prepare for unexpectedly good outcomes. When we bookend the future, it’s important to consider the upside as well as the downside. That’s why, in addition to running a premortem, we need to run a “preparade.” A preparade asks us to consider success: Let’s say it’s a year from now and our decision has been a wild success. It’s so great that there’s going to be a parade in our honor. Given that future, how do
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