How to light your fine art nude photography
Different sized softboxes and their effects. Link doesn't work, but it's a great demonstration.
How to set up and shoot with low-key lighting: step 5
How to Light Like a Cinematographer Volume 1 | Digital Beret Studios
Getting The Most Out Of Your Modifiers
the use of gobos in your images, love the shadows they cast on the model and background.
How to set up studio lighting: 3 classic setups for dramatically different effects
Flash #photography tips: external flash techniques anyone can understand.
Here you can see what lighting does with your model.