A Questioned Document Examiner is a forensic expert trained to analyze documents, handwriting, signatures, and other features to determine authenticity, detect alterations, and identify forgeries. 

Roles and Responsibilities:

• Examine questioned documents and compare them to standard/reference specimens.

• Detect alterations, erasures, insertions, obliterations, and counterfeit documents.

• Analyze inks, papers, and writing instruments using scientific techniques.

• To take photographic reproduction of evidences that are examined, compared, analyzed and identifies,

• Prepare detailed laboratory reports with findings and observations.

• Assist law enforcement and the courts in understanding technical aspects of document analysis.

An expert witness is an individual recognized by the court for specialized knowledge, training, or experience in a technical or scientific field, called upon to provide opinions to assist the court in understanding evidence.

Roles and Responsibilities:

• Provide expert opinions based on technical knowledge or specialized skills.

• Explain complex evidence to judges and juries in a clear, understandable way.

• Testify in court impartially, supporting conclusions with scientific or technical evidence.

• Answer questions from attorneys and assist in evaluating the credibility of evidence.