Behind the Prop

In this episode of Behind the Prop, hosts Bobby Doss and Wally Mulhearn welcome Samuel Couillard, a propeller strike survivor and human factors speaker from Quebec, Canada. Samuel recounts the events of September 19, 2015, when as a student pilot working toward his commercial certificate and employed as a lineman at the airport, he mistakenly walked into a running propeller after an otherwise rout...

In episode E204 of Behind the Prop, hosts Bobby Doss and Wally Mulhearn dive into the function of the blue knob in constant speed propeller systems. They explain it as the RPM selector that acts like a transmission by changing propeller blade pitch to maintain selected RPMs. The discussion covers fixed pitch versus constant speed props, the role of the governor, engine oil as hydraulic fluid for b...

In this episode of United Flight Systems, Bobby Doss continues his conversation with DPE Wally Mulhearn in part two of Ask the DPE. They dive deep into what makes an examiner nervous during checkrides, particularly during simulated engine failures and low altitude go-arounds. Wally explains the importance of proper go-around procedures versus touch-and-goes and why examiners avoid the latter on ch...

In this episode of Behind the Prop, Bobby interviews DPE Wally Mulhern in Ask the DPE Part I. They cover what makes an applicant look ready before walking in the door, including flight time reasonableness on the 8710, IACRA applications, solo versus PIC time, and required cross country, night, and instrument time. Wally shares signs that someone was sent too early, such as last-minute urgency and...

Bobby Doss and Wally Mulhearn open the episode by celebrating the milestone of reaching 201 shows and reflecting on listener engagement from Oshkosh and beyond. The main topic focuses on the first five minutes of flight, the phase where workload spikes as pilots manage engine start, avionics, passengers, and clearances before taxi. They stress the importance of sterile cockpit discipline once the...

Bobby and Wally open the episode reflecting on recent experiences at Oshkosh, including social media feedback and a memorable interaction with a young aviation enthusiast whose parents are pilots. They then dive into the main topic of Episode 200, The Flight Before the Flight, stressing that most poor decisions occur during pre-flight preparation rather than in the air. The night-before sequence c...

In this episode of Behind the Prop, hosts Bobby Doss and Wally Mulhearn dive into the Dirty Dozen, a set of twelve human factor traps that can affect pilots and mechanics alike. Originally released by the FAA around 2011 or 2012 as a poster for mechanics, these traps apply equally to pilots and can lead to serious situations if not recognized. The discussion covers everyday traps like complacency...

This episode kicks off the Oshkosh Dispatch series as Bobby Doss and Wally Mulhearn preview EAA AirVenture. They reminisce about last year's event including blimp formations and the massive scale of the airshow while discussing aviation lingo like calling it Osh. Wally shares his travel plans flying the Saratoga from Houston to Madison Wisconsin with fuel stops and packed lunches after missing car...

Bobby Doss and Wally Mulhearn return to the mics after a break to tackle aviation myths in this episode of Behind the Prop. They dive into common misconceptions heard in flight training, around the hangar, and during checkrides, using a true false or it depends format to separate fact from fiction. Topics range from accelerated programs and school environments to DPE interactions and real-world de...

In this episode of Behind the Prop, Bobby Doss and Wally Mulhearn dive into the full pilot journey, starting with the critical early lessons for student pilots and moving all the way through those pivotal first hundred hours after earning your certificate. They break down common red flags like poor preparation, attitude issues, and lack of consistency that can derail training, while sharing practi...

In this episode of Behind the Prop, hosts Bobby Doss and Wally Mulhearn dive deep into the essential soft skills that set exceptional flight instructors apart from the rest. They explore why teaching ability often outweighs raw flying proficiency when it comes to developing great CFIs, emphasizing the need to hire teachers rather than just pilots. The discussion highlights how emotional intelligen...

Bobby and Wally kick off this episode by posing a tough question to all pilots: could you handle an emergency tonight? They stress that you don't rise to the occasion but fall to the level of your training, sharing examples of how complacency creeps in during checkrides and real flights. The hosts dive into memory items every pilot should know cold, like engine fire during start procedures, glide...

Episode Overview This episode of Behind the Prop, hosted by Bobby Doss and Wally Mulhearn, dives into the hidden costs associated with rushing through flight training. Bobby shares a real-life story from United Flight Systems about a student who paused training due to lack of preparation and motivation, only to return years later with a renewed drive. The hosts explore why accelerated training pro...

Show Notes for Episode: When FINE Isn't FINE Introduction to Weather Discussion: Bobby and Wally kick off the episode by sharing their experiences with poor weather in Houston, Texas, highlighting how a seemingly "fine" day can quickly turn dangerous. They discuss the impact of weather on flight training and general aviation operations. Personal Stories of Weather Mishaps: Bobby recounts a flight...

In this episode of Behind the Prop , Bobby Doss and Wally Mulhearn tackle one of the most important—and often overlooked—aspects of flight training: how pilots respond to setbacks. From checkride disapprovals to frustrating training plateaus, they break down how resilience, self-awareness, and honest self-talk can turn mistakes into meaningful progress. The conversation explores the reality that m...

NFL wide receiver Brandin Cooks isn’t just known for his speed on the field—he’s also building a reputation in the cockpit. In this episode of Behind the Prop , Brandin joins us to share his aviation journey, from earning his private pilot certificate to advancing through instrument training and flying his own Cirrus SR22. What started as a curiosity quickly turned into a serious commitment to lea...

In this episode of Behind the Prop , Bobby Doss, Wally Mulhearn, and guest Jay Robinson tackle one of the most stressful moments in a pilot’s journey—receiving an FAA checkride disapproval—and, more importantly, how to recover from it. The conversation starts by normalizing the experience, emphasizing that disapprovals happen at every level of aviation and do not define a pilot’s ability or future...

Tammy Barlette Former U.S. Air Force fighter pilot and instructor with experience flying the A-10 Warthog , MQ-1 Predator, and MQ-9 Reaper. She now teaches mental performance training specifically designed for aviators through her company Crosscheck Mental Performance. Tammy combines lessons from aviation, elite athletics, and performance psychology to help pilots improve focus, confidence, and de...

In this episode of Behind the Prop , Bobby Doss and Wally Mulhern are joined by United Flight Systems Vice President Jay Robinson to break down one of the most debated topics in flight training: Part 61 vs. Part 141. If you’ve spent any time researching flight schools, you’ve likely heard strong opinions—141 is faster, cheaper, more structured… or maybe rigid and bureaucratic. So what’s actually t...

Buy the 3rd edition here: https://asa2fly.com/the-killing-zone/ This episode of Behind the Prop takes a deep, practical look at aviation safety culture, pilot decision-making, and the human factors that continue to drive accidents across all experience levels. Bobby Doss and Wally Mulhern are joined by Paul Craig, author of The Killing Zone , to discuss why judgment—not just skill or legal minimum...

This episode of Behind the Prop focuses on what truly determines student pilot readiness for solo flight, emphasizing judgment, consistency, and safety over simply meeting legal minimums. Bobby Doss and Wally Mulhern explain that solo readiness is not a checklist item but a mindset. Students must be willing to cancel a solo flight when conditions are not right, whether due to weather, aircraft con...

In this episode of Behind the Prop , Bobby Doss and Wally Mulhern explore how pilot training can—and should—better integrate ground knowledge with real-world flying skills. Titled “From Ground to Sky: The Equal Journey,” the discussion challenges the long-standing separation between classroom learning and cockpit experience, arguing that true pilot proficiency comes from blending the two from the...

In this episode of Behind the Prop , Bobby Doss and Wally Mulhern reflect on the lessons learned from flying in 2025 and use those experiences to frame practical pilot resolutions for the year ahead. The conversation opens with an honest discussion about why there is no such thing as a perfect flight, even for pilots with tens of thousands of hours. From automation surprises in advanced aircraft t...

In this episode of Behind the Prop , Bobby Doss and Wally Mulhern unpack one of the most persistent and underestimated threats in aviation: cockpit distraction . Drawing from both historical airline accidents and modern general aviation trends, they explore how small lapses in attention can escalate into major safety events. The hosts revisit the tragedies of Eastern Airlines Flight 401 and United...

In this episode of Behind the Prop , hosts Bobby Doss and Wally Mulhern welcome Mark Patey — entrepreneur, aviator, and co-founder of Best Tugs and Best Aviation Products — for a powerful conversation on aviation innovation, safety, and personal growth . With over 12,000 flight hours and nearly three decades of flying experience, Mark shares how his passion for engineering and aviation led to buil...