A planning assumption needs an exit condition
Crisis exercises · Decision assessment · Information basis · Reviewing assumptions
2 min read (estimate)
A crisis team should identify the information that would invalidate a key assumption and trigger another decision.
A crisis team plans on the assumption that a service provider will be available again that afternoon. As other tasks occupy the team, the premise remains in the situation picture. This fictional example helps define how provisional assumptions might be handled.
An assumption here is an explicitly provisional basis for a decision. It differs from confirmed information. Its purpose is to support a reasoned next step despite incomplete knowledge. That does not justify allowing it to become a permanent fact without further examination.
My conference manuscript “The Decision Corridor: An Exploratory Rubric for Reviewing Temporal Actionability in Crisis Management Team Decisions” (version dated 29 May 2026) connects decision episodes with their information basis, scenario fit and follow-up. “Decision Corridor” means the range of plausible, actionable and directed options under the exercise conditions. My recommendation is to record an exit condition for a consequential assumption: a specified piece of information or a time that requires the premise to be checked again.
In the example, the condition might be a missing confirmation by an agreed deadline. An assigned role seeks that confirmation. The team also identifies which decision must be reopened if confirmation does not arrive. This links the check to a concrete consequence for action. It is a design proposal, not a claimed experience from an actual crisis.
The decision log should keep the assumption, review trigger and responsible role together. A separate list may look orderly but make it harder to identify which plan is affected by new information. An initial trial can focus on one assumption that materially affects a decision. Not every unresolved detail needs the same procedure.
In the next crisis exercise, exercise control can deliberately introduce the agreed trigger. Observers examine whether the assigned role recognizes it and brings the affected decision back for review. If that does not happen, the debrief should distinguish a missing information route from unclear responsibility or a lost connection to the original decision. That distinction provides a more specific training response than a general instruction to update the situation picture more often.