Making Realistic 3D portraits

Hey guys, here's the Article I promised to make, Full of information, tips and resources that can help you in your making realistic heads journey.
Please "Like" the post if you find it useful, and if you have questions, just write it in the comments and I will try to answer all of them.
Follow me also on Instagram where I pose my sketches, process and work in progress :
https://instagram.com/kubisiart/

Cheers!
Kubisi