Hi Guys,I’m a modeler and this is mainly what I do,
Hi @Justin_B
Facial rigging is provably one of the hardest things to find tutorial about it. As far I know the most interesting tutorials are not free. (At exception of the mGear workshop 
)
Here is some links for non free tutorials, but I think they are good and worth the money
in Spanish:
Cheers,
Miquel