Concept Art Tutorial-Figure Foreshortening by idrawdigital

Concept Art tutorial: Here is one nice tutorial on the subject of foreshortening. This subject is very important to master in order to correctly convey the space in a drawing.

Ideal Proportions at various ages-male-Concept Art

Concept Art: Here are the correct proportions if you are looking to draw a man or a male child. This will also help you when dealing with character sheets.

Books you should get to improve! part 2-Concept Art

Concept Art: For all of the beginners out there that one day want to become an illustrator or concept artist, I recommend this. This will teach you the traditional approach of still life drawing by introducing you to the basics. You will learn basic shapes, perspective, light, value, space. When it comes to materials, you will need: charcoal and paper. It's important to learn the traditional way because it will help you out a lot when transferring that knowledge to digital.