These days William Vaughan continues producing lots of video tutorials about many lightwave 3d functionalities. They're really cool and you can easily reproduce his works:
Introduction to the Router Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/router.mov
Introduction to the Morph Polygons Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/mpoly.mov
Introduction to the Motion Path Extrude Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/MPE.mov
Introduction to Toggle Backdrop On/Off :
ftp://ftp.newtek.com/multimedia/movies/w3dw/toggle.mov
Creating a glass surface using the Dielectric Material Node :
ftp://ftp.newtek.com/multimedia/movies/w3dw/glass.mov
Using Adaptive Pixel Subdivision to control the level of detail at render time:
ftp://ftp.newtek.com/multimedia/movies/w3dw/APS.mov
Creating Cathedral Ceilings :
ftp://ftp.newtek.com/multimedia/movies/w3dw/cathedral.mov
Introduction to the Bend Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Bend.mov
Introduction to the Gemstone Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Gem.mov
Introduction to the Move Path and Path Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Path.mov
Introduction to the Platonic Solid Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Platonic.mov
Introduction to Negative Lights :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Negative.mov
Introduction to the Effector custom object :
ftp://ftp.newtek.com/multimedia/movies/w3dw/ED.mov
Introduction to Endomorphs, Morph Mixer and Open GL Sliders :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Endo.mov
Introduction to Endomorphs, Morph Mixer and Open GL Sliders :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Endo.mov
Creating a hand-held camera motion :
ftp://ftp.newtek.com/multimedia/movies/w3dw/HandHeld.mov
Introduction to the Lathe Tool :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Lathe.mov
Introduction to the Center, Center 1D and Center Sel 1D functions :
ftp://ftp.newtek.com/multimedia/movies/w3dw/Center.mov