Stephen Gustitis recently commented on a study done at Berkeley that ‘debunk[ed] conventional wisdom on trial witnesses’:

The researchers concluded that self-assured witnesses who make a mistake – even on issues of little importance – undermine their credibility by raising doubts about their competency, their ability to judge their own abilities and their motivations.

"People

Police Officers are trained to look for certain ‘common’ signs of intoxication when evaluating a suspect for DWI. Some of these are thought to be so frequently exhibited in DWI cases, that the local police agencies in Austin have pre-printed forms for probable cause affidavits so that they can quickly check off boxes – and, then