Plain English Meaning
A simple way to make decisions while flying: notice what is going on, think about what it means and what your options are, then act on the best option and keep checking that it is working.
Full Definition
A three-step practical decision-making model used in pilot training in which the pilot first perceives the situation by gathering relevant information about the flight, aircraft, environment, and external pressures; then processes that information by evaluating its impact on flight safety and identifying acceptable courses of action; and finally performs by implementing the chosen course of action and continuing to monitor the outcome.
Context Anchor
Used in and discussions, especially when a is deciding how to respond to changing , aircraft issues, , , or personal limits.