Paul Ekman is the guy who popularized it. Here is a good overview of his life/work: <a href="http://www.youtube.com/watch?v=IA8nYZg4VnI" rel="nofollow">http://www.youtube.com/watch?v=IA8nYZg4VnI</a><p>Regarding reading expressions in particular, good start is "Emotions Revealed" [1], which was pretty comprehensive, but not as comprehensive (or as expensive) as his METT system: <a href="http://face.paulekman.com/products.aspx" rel="nofollow">http://face.paulekman.com/products.aspx</a> The half-smirk when talking about the other companies is contempt. The raised chin is shame. A lot of fear and sadness in the beginning, with exceptions of talking about the technical details of the attack and Google's desire to stay in China towards the end - lots of confidence there. If you watching him carefully with the sound off, I think you can pick up on the emotions intuitively.<p>In a more cynical light, this is good to keep in mind as well: <a href="http://en.wikipedia.org/wiki/Facecrime" rel="nofollow">http://en.wikipedia.org/wiki/Facecrime</a><p>1. <a href="http://www.amazon.com/Emotions-Revealed-Recognizing-Communication-Emotional/dp/080507516X/" rel="nofollow">http://www.amazon.com/Emotions-Revealed-Recognizing-Communic...</a>