In aviation, experience is respected for good reason. It usually reflects exposure to complexity, repetition under pressure, and years spent turning theory into judgment. It can sharpen anticipation, improve threat recognition, and reduce surprise when ordinary operational problems appear. But experience, by itself, is not the same as proficiency. Experience is cumulative and retrospective: it tells us what a pilot has done. Proficiency is immediate and operational: it tells us what a pilot can do now, in this aircraft, on this day, under these conditions, to the required standard.
That distinction matters because aviation still slips too easily into treating flight time as a proxy for capability. Hours matter. They widen perspective, strengthen pattern recognition, and often support better decision-making. But they do not guarantee sharpness. A pilot may have thousands of hours and still be rusty in a specific airplane, mission profile, or procedural discipline. Another pilot may have comparatively modest total time yet be highly proficient in a narrowly defined role because the relevant skills have been recently trained, practiced, and evaluated.
U.S. Federal Aviation Regulations (FARs) reflect this difference. Section 61.57 addresses recency requirements such as takeoffs and landings within the preceding 90 days. Section 61.58, by contrast, requires pilot-in-command proficiency checks for certain turbojet and multi-pilot operations. Federal Aviation Administration (FAA) Advisory Circular (AC) 61-98E goes further, emphasizing that pilots should build personal currency programs around proficiency beyond minimum legal recency, and it explicitly says a flight review should not be structured around regulatory minimums alone but around achieving the knowledge and flight proficiency needed for safe operations. That is an important institutional signal that legality is not the same as readiness.
The International Civil Aviation Organization (ICAO) reaches much the same conclusion. In the Procedures for Air Navigation Services–Training (PANS-TRG), ICAO states that competency-based training may, in some contexts, serve as an alternative means of compliance with experience requirements. Just as important, the document makes clear that the objective is not simply to complete a list of tasks but also to train competencies to proficiency. That is a profound shift in emphasis. It means readiness is not assumed from accumulated exposure alone; it is demonstrated through observable performance to a required standard.
The European Union Aviation Safety Agency’s (EASA’s) evidence-based training (EBT) philosophy moves in the same direction. Its guidance describes EBT as a system designed to identify, develop, and evaluate the core competencies that pilots need to operate safely, effectively, and efficiently by managing the threats and errors most relevant to real-world operations. The point is not to discard experience, but to stop thinking of it as the only factor that matters. Experience has safety value only when it is converted into current, aircraft-specific capability.
Not a Difference of Semantics
That is why the distinction between experience and proficiency is not semantic. It is operational, and therefore safety critical.
One example is the July 24, 2021, accident that killed veteran military airshow pilot Dale “Snort” Snodgrass. According to the U.S. National Transportation Safety Board’s (NTSB’s) final report, Snodgrass’ SIAI Marchetti SM.1019B “pitched up aggressively, rolled left, and descended into the ground in a nose-down attitude” during an attempted mid-field takeoff from Lewis-Nez Perce County Airport in Idaho, U.S.
The NTSB investigation found that Snodgrass had failed to remove the flight control lock before departure, and cited that failure, which led to loss of control and impact with terrain, as the probable cause of the accident. Contributing to the accident was his failure to perform an adequate preflight inspection and flight control check before takeoff, the NTSB report said. The report also found that the control lock immobilized the aileron and elevator controls while still allowing near-full rudder and tailwheel movement. Security video indicated that the elevator and aileron deflections during takeoff were either zero or too small to be seen.
That sequence is what makes the case so instructive. The issue was not lack of total time, courage, reputation, or exposure to demanding flight environments. It was a breakdown in present-tense execution of basic airmanship. The airplane could still taxi. The lock could remain unnoticed if procedural discipline failed. Once airborne, the aircraft pitched up, rolled, and descended with very little time left for diagnosis or recovery. This was the kind of elementary procedural omission that aviation professionals often assume experience should prevent.
Experience and Vulnerability Can Coexist
It is important to handle that case carefully. A single fatal mistake does not erase a lifetime of accomplishment. It should not be used to mock a pilot’s legacy or flatten a distinguished career into one event. But it does force the industry to confront something it often resists admitting: Experience can coexist with vulnerability. In some circumstances, it can even conceal vulnerability, because high-status pilots are too easily assumed to be broadly safe across platforms, contexts, and task types.
Aviation does not work that way. Competence is domain-specific, skill-specific, and time-sensitive. A pilot may be deeply capable in one environment and less sharp in another. Tactical jets, corporate aircraft, warbirds, and light single-engine tailwheel airplanes share fundamentals, but they do not impose identical habits, routines, or error traps. In simpler aircraft especially, there are often fewer layers between omission and consequence. A missed control check, rushed preflight, or casualized checklist item may carry immediate aerodynamic consequences. That does not mean simple airplanes are trivial. It means they are often unforgiving of incomplete discipline.
This is why a more precise vocabulary matters.
Experience is exposure accumulated over time: hours flown, weather encountered, aircraft types operated, abnormal events managed, and lessons internalized. It enriches mental models. It broadens judgment. Often, it helps a pilot become calmer, less impulsive, and better able to see the larger operational picture.
Currency is something else. Currency is legal recency. It answers whether a pilot meets minimum regulatory requirements to exercise certain privileges. It is necessary, but plainly insufficient. A pilot can be current and still be weak in crosswind technique, checklist discipline, hand-flying, automation management, tailwheel control, or instrument scan under real workload. AC 61-98E is unusually direct on this point: Pilots should emphasize proficiency beyond minimum currency requirements, and instructors should tailor reviews to what safe flight actually demands.
Proficiency, then, is the demonstrated standard of present capability. It is the ability to execute procedures correctly, control the airplane accurately, manage workload, recognize threats, recover from deviation, and make sound decisions now, not in another time, another airplane, or another role with different cognitive demands.
That distinction becomes even more important in an era of automation and increasingly specialized operations. Modern pilots may accumulate substantial experience while allowing certain manual, procedural, or aircraft-specific skills to narrow through routine. This is not a moral failure. It is how human performance works. Skills that are not refreshed become less available under pressure. Checklist items that were once deliberate become automatic, and automatic actions are vulnerable to interruption, distraction, and false memory. The danger is not only erosion. It is the illusion that erosion has not occurred.
That is one reason the FAA treats the flight review as more than a bureaucratic event. AC 61-98E describes it as a regular evaluation of pilot skills and aeronautical knowledge, a proficiency-based exercise in which the pilot must demonstrate the safe exercise of certificate privileges. If the pilot does not demonstrate the proficiency needed for safe flight, more training is required. The circular even reminds instructors that the review may require more than the minimum one hour of ground and one hour of flight training. In other words, the FAA’s own guidance rejects the idea that safety can be protected through box-checking alone.
ICAO and EASA reinforce the same philosophy from the training-system side. Competency-based and evidence-based models are built around observable behaviors, performance criteria, relevant threats, and recurrent assessment. Their logic is straightforward: The aviation system should train and evaluate what pilots must actually do, not merely count how long they have existed around airplanes. That is a healthier safety philosophy because it focuses on capability that is current, relevant, and demonstrated.
Leadership Lesson
There is also a leadership lesson here for operators, insurers, and chief pilots. Experience is easy to measure, so institutions naturally overvalue it. Hours, years, and aircraft categories fit neatly into applications, insurance thresholds, and hiring grids. Proficiency is harder. It requires scenario design, observation, honest debriefing, and a culture that is willing to admit that even strong pilots need targeted refreshment. It also requires humility from experienced aviators themselves. The more accomplished the pilot, the greater the temptation to assume general competence where only historical success has been proven.
That temptation is dangerous because many of the most consequential errors in aviation are not exotic. They are ordinary omissions committed in the wrong moment: a switch not set, a mode not armed, a control check rushed, a checklist item performed from memory instead of verification. Experience often reduces those mistakes, but it does not place them forever behind us. In some cases, familiarity can even encourage a thinner, faster, less deliberate style of cockpit discipline; it surfaces when a pilot feels so at home that he or she becomes complacent. In these situations, the familiarity that makes experienced pilots feel at ease can quietly lower their guard, making them susceptible to the very problems that experience was supposed to guard against.
For individual pilots, the practical implication is simple, even if the discipline is not. Logbook totals should inform self-assessment, but they should never end it. Better questions are narrower and more demanding: When did I last practice the failure modes that matter in this airplane? How sharp is my checklist discipline, not just my landing count? Am I truly proficient in manual handling, or merely accustomed to this operation when everything behaves normally? If I move between platforms, avionics suites, or mission types, what skills am I assuming will transfer cleanly without recent verification?
For instructors and examiners, the lesson is equally clear. Reviews, recurrent training, and transition programs should be designed to expose false confidence, not preserve it. Highly experienced pilots do not need reverence in the training environment; they need accuracy. The most useful instructor is often the one willing to identify where maturity, reputation, and flight time are no longer protecting present performance. That includes basic items assumed rather than verified, aircraft-specific procedures carried over incorrectly from another type, and degraded handling skills that remain hidden until workload rises.
For the wider industry, especially business aviation and owner-flown operations, the language we use about pilot quality should evolve. Experience still matters deeply. No serious safety culture would dismiss the value of broad exposure and hard-won judgment. But experience is best understood as raw material, not finished product. Its safety value depends on whether it is being translated into current, task-specific proficiency.
The Snodgrass accident is haunting because it violates the story pilots prefer to tell themselves. We want to believe that enough hours eventually place certain errors behind us. Official evidence points the other way. The aircraft responds only to what is done, or not done, before and during this flight. It does not care how many distinguished chapters sit behind the pilot in the logbook.
That is the hard difference between experience and proficiency. Experience records where a pilot has been. Proficiency determines whether that pilot can safely manage where the flight is going next.
Image: ARMMY PICCA/shutterstock
Raul Bonadia Rodrigues, MRAeS, holds an FAA airline transport pilot certificate and is an ASQ Certified Quality Auditor. His work focuses on integrating quality- and safety-management systems (QMS/SMS) in aviation, pairing active transport-category flight operations with formal quality-auditing expertise.
