NetKills has a nifty new Counter-Strike/Half-Life modelling article. Here's a tidbit:
Yay!So you have made your man and your sitting there looking at it and thinking "hmmm this model sure does suck ass" well thats cool because you can't be no Matrix 3d effects man over night so heres what you have to do and what I think is the hardest part...you have to try and make him more human ok...