Dennis Allen. He doesn't try to fit his defense around the player's skill set. He wants to change the player to fit his defense. It's why we've seen so many square peg, round hole player's on defense. Player X did this in college, but the Saints are playing them here instead.
Mic Drop, and there are many DA out there using the same DA model. Difference between failure and success is always how you turn a Liability into an asset, but failure will almost certainly result if you use your assets as a liability.