Squash and stretch
Anticipation
Staging
Straight-ahead action and pose-to-pose
Follow through and overlapping action
Slow in and slow out
Arc
Secondary action
Timing
Exaggeration
Solid drawing
Appeal
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The book has been referred to by some as the "Bible of animation",[2] and some of its principles have been adopted by traditional studios. In 1999, The Illusion of Life was voted the "best animation book[...] of all time" in an online poll done by Animation World Network.[3] While originally intended to apply to traditional, hand-drawn animation, the principles still have great relevance for today's more prevalent computer animation.