re: #4 William Lewis

Saved that paper for further study into the directory where I keep my Human evolution — Paleoanthropology materials. It seems that psych paper is appropriate to that study as well.

Thank you!

I can also dig out the paper looking at skulls of human males to determine testosterone levels 50-70 K years ago, in modern foragers and modern agricultural societies. Testosterone el=nlarges the brow ridges and also the central area of the face.