Jurors are still people, emotional judgements will get involved one way or the other.
The fact that jury trials are driven by emotion instead of fact was driven home for me by the parachute murder trial, where there was only circumstantial evidence, yet a 30 year conviction was achieved mostly based on the odd demeanor of the accused: http://en.wikipedia.org/wiki/Parachute_Murder
The fact that jury trials are driven by emotion instead of fact was driven home for me by the parachute murder trial, where there was only circumstantial evidence, yet a 30 year conviction was achieved mostly based on the odd demeanor of the accused: http://en.wikipedia.org/wiki/Parachute_Murder