"e;The Expression of the Emotions in Man and Animals"e; is Darwin's classic examination of behavior as can be witnessed through the outwardly visible expression of emotions. The timeless question of "e;nature vs. nurture"e; is one that has perplexed behaviorial scientists since the inception of the discipline. Is behavior a function of evolution or environment? Darwin's examination of the subject from the perspective of expression as a proxy for the visible evolution of character in man and animals makes for a detailed study on the subject. Presented here is the fully annotated and illustrated edition.