Low Poly Character
http://www.3dtotal.com/team/Tutorials/benmathis/benmathis_1.php
http://montagestudio.org/tutorials-page/modeling-tutorials-page/modeling-a-lowpoly-character/ (Video Tutorial by Jonathan Wiliamson, see also his other videos, they are all great)
High Poly Modeling
http://www.subdivisionmodeling.com/forums/showthread.php?t=907 Topology of the human face
Blender
http://www.blender.org/education-help/tutorials/
http://www.blendercookie.com/category/all/tutorials/
http://en.wikibooks.org/wiki/Blender_3D:_Noob_to_Pro Wikibook, very good for the basics
http://www.blendernation.com/
www.blendpolis.de (german Blender Community)
http://blenderart.org/issues/ BlenderArt Magazine
(more are following)
http://www.3dtotal.com/team/Tutorials/benmathis/benmathis_1.php
http://montagestudio.org/tutorials-page/modeling-tutorials-page/modeling-a-lowpoly-character/ (Video Tutorial by Jonathan Wiliamson, see also his other videos, they are all great)
High Poly Modeling
http://www.subdivisionmodeling.com/forums/showthread.php?t=907 Topology of the human face
Blender
http://www.blender.org/education-help/tutorials/
http://www.blendercookie.com/category/all/tutorials/
http://en.wikibooks.org/wiki/Blender_3D:_Noob_to_Pro Wikibook, very good for the basics
http://www.blendernation.com/
www.blendpolis.de (german Blender Community)
http://blenderart.org/issues/ BlenderArt Magazine
(more are following)