Cross exam of FBI analyst Karen Lowe by JB
FBI been doing this type of analysis since the 1930's. Since then, the instruments has gotten better and their documentation methods have changed, but the basic concept of examination has not changed.
Hair exams have never been a means of positive examination.
She had sited four articles on post mortim root banding.
Also read National Academy of Sciences report that came out in 2009 commissioned by Congress.
Sidebar.