Originally Posted by
tdracer
As designers, we know we have to design for pilots who are not all Sully's - heck the law of averages says half the pilots out there are below average - and we need to design for the 3-sigma 'bad' pilot, not just the good ones.
Already done.
At the start of my 737 conversion (when the yo-yo trim recovery method was still in the manual) our vastly experienced Head of Training told us that Boeing's design philosophy on the 737 was that it should be operable by an averagely capable professional pilot and an (insert name of nototiously aviation-unsafe continent) PPL.