Scruggs was known for his unique banjo playing technique, which involved just three fingers.

BBC: Banjo musician Earl Scruggs dies aged 88

He also possesses a remarkable and unique free-kick technique, managing to bend and swerve the ball to devastating effect, notably with the goal that effectively ended Arsenal's challenge in the semifinals of this year's Champions League.

CNN: Profile: Cristiano Ronaldo

Datamark's technique injects a unique watermark into an image whenever it is downloaded.

ECONOMIST: In the picture

The technique relies on each unique stretch of code being a different length.

ECONOMIST: DNA tracking

To have our schools of communication (fairly new institutions) teaching technique as the do without regard for theory is tragic, though not unique to this discipline.

FORBES: How and Why To Cut Down on Communications