3d Head Scan

I did not make this 3d model. The original author of this 3d model is Lee Perry-Smith of Infinite-Realities. You can visit his website at
http://www.ir-ltd.net/
The only thing I did was make the head scan so it can be 3d printable. I removed the mouth cavity and welded it shut, made the bottom flat, subdivided the mesh, removed any errors or intersecting polygons(there might still be like two, no big deal)... The eyes actually have cavities behind the lids. I opened up the lids just a tad t