This document discusses the history and role of forensic document examination. It provides background on key cases that helped establish the field, such as the Lindbergh baby case which increased the professionalization of document examination. The document also summarizes the Casey Anthony trial, where an FBI examiner testified that she did not find evidence of a heart-shaped sticker on duct tape alleged to be the murder weapon, contradicting earlier testimony. This raised doubts about prosecutors' suggestions that the killer adorned the tape. Finally, it mentions the examiner's training involves topics like security features, handwriting analysis, and detecting alterations.