Face Template: Man

I took the computer-generated 'most beautiful faces' by EFIT-V Photofit technology:
https://www.kent.ac.uk/physical-sciences/news/front-page/efit-beauty.html

And ran them through the 3D face reconstruction from a single image tool:
http://cvl-demos.cs.nott.ac.uk/vrn/index.php

This is far from perfect, but it should be slightly more useful than a sphere for getting the proportions right for your sculpts.