Responsible for all aspects.
Sculpted in Zbrush, retopologized in Maya, textured with Zbrush and Photoshop, and Rendered in Arnold. Hair fibers generated with Xgen in Maya. Because I didn't find it well documented online, I've created documentation on how to apply Xgen to displacement in Maya that can be found here:
http://www.ethancrossno.com/xgen-displacement.html
Everything's Bigger in Texas