This is not a long article, but I found parts of it quite interesting. http://nij.gov/journals/277/pages/forensics.aspx
‘…the “growing debate among the scientific and legal communities” regarding the use of the terms “identification” or “individualization” in court to associate “an item of evidence to a specific known source.”‘
‘…the dilemma this scientific transition is causing for veteran forensics experts. “Examiners in some forensic science disciplines have been trained that if you aren’t certain about your result, you don’t say anything,”‘
‘”These people have been trained another way, and some view this effort as ‘You’re asking me to do a less competent job, because you’re asking me to pretend I’m uncertain when I’m certain, and you’re asking me to testify when I’m not certain.’