That whole article section is delicious. It has many examples of clear-headed people looking at a situation, figuring out a logical approach, and demonstrating

That whole article section is delicious. It has many examples of clear-headed people looking at a situation, figuring out a logical approach, and demonstrating that it worked well. The specific story of armoring an aircraft would be best completed by "...and the loss rate per mission was cut from x% to y% on the new planes". Unfortunately, that's one of the few examples that the section doesn't explicitly say demonstrated improvement.