TECHNICAL CHARACTER MODELING TUTORIALS:
Joan of Arc Character Model - created in 3D studio max, but still the process is universal in any 3D program:
http://www.3dtotal.com/ffa/tutorials/max/joanofarc/joanmenu.php
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Modeling a Human Head (from scratch in Blender - covers thinking about Edge Flow):
http://www.blendercookie.com/2009/01/09/modeling-a-human-head-series-part-1/