http://www.facebook.com/photo.php?fb...type=1&theater
They designed a shit ton of different logos for Psycho-Pass before deciding on a final one. Here's a preview of some of those logos, but for those who recall the very first PV, we already saw many of them flashed at the end there.
The old teaser is here:
http://www.youtube.com/watch?v=3G4dJrse5nc
Edit:
More Psycho-Pass animation character art from Animate's free mag:
http://www.animate.co.jp/special/cha.../charabyebook/