Just a side note here, from my point of view, cylindrical modeling is the most accurate and rapid method for any organic form so master that and you have virtually mastered the art of rapid organic model development.
Heres what google threw up with a whole heap more following using the search term 'lightwave tutorials'
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Free lightwave...
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The Discovery Edition contains five interactive Flash “walkthrough” tutorials. Two of these cover the basics of Layout (the animation module) and Modeler, and three are in-depth tutorials on specific topics in the two modules. In addition, eight interactive modeling tutorials introduce the user to the ease and power of LightWave’s modeling tools.
