Hand hygiene is the undisputed king of redundant compliance training. Spotlight on the Knowledge Deficit Fallacy—the assumption that if people aren't doing something, it's because they don't know how, rather than because the environment is actively working against them.

True story: Once approached to create "eLearning" for a clinical department. Request was creation of a reggae song to be available on the LMS which would "teach" medication doseage (or something - never got off the ground) on an as-needed basis.