More volume, varied textures. Check, check.
But here we’ve got salt and pepper hair. Lots of white hairs, lots of streaks of black hair, some hair that seems in-between because it is, or because it is in shadow.
How many different ways can you think to approach that?
On this day I decided to let the paper color stand in for the white hairs.
I’ll be experimenting with this the rest of my life I’m sure.