If you search online for "I am the sheepdog", you'll find plenty: https://www.google.com/search?q=i+am+the+sheepdog&tbm=isch

(Note how much the "thin blue line" imagery is used in conjunction with this - that's how you know who's the target audience.)

It all ultimately comes from Dave Grossman, who's one of the most worshipped figures in modern American policing: https://www.policeone.com/police-products/training-products/...

This guy now runs the "Grossman Academy", which offers police training. It's popular enough that they have train-your-entire-PD discounts.

Whoa, thank you