Name a common psychological factor that can impair pilot performance.

Stress is a common psychological factor that can significantly impair pilot performance. When pilots experience stress, it can affect their cognitive functions, decision-making ability, and overall situational awareness. This is particularly critical in aviation, where the ability to assess, prioritize, and respond to rapidly changing situations is essential for safety.

Stress can arise from various sources, including personal issues, demanding flight conditions, or the pressure of meeting specific performance standards. Elevated stress levels can lead to symptoms such as distraction, anxiety, and fatigue, all of which diminish a pilot's ability to operate the aircraft effectively.

In contrast, the other factors like confidence, experience, and practice typically contribute positively to a pilot's performance. Confidence, when appropriate, allows pilots to make decisions swiftly, while experience helps them handle difficult situations more effectively. Similarly, practice enhances a pilot's skillset and preparedness for various flight scenarios.