Roughing the QB or illegal helmet contact

[kdf5]

Originally Posted by ajmc

...rather our role is to assess the appropriate penalty that fits the actual violation.

How many times have you let a defender wrap up a passer and tackle him and not throw a flag or do you flag every hit on every passer regardless? If you don't have a flag on a hit on a passer then why not? What separates hits on passers that draw flags from hits that don't?