Minnesota Document Examination Expert #24344

I have 28 years of experience, and specialize in the field of forensic document examination with specific knowledge in the areas of handwriting identification, printing process identification and color copier and printer counterfeit protection system codes. I have published on such topics as unusual handwriting cases, counterfeit protection system codes and a study of a cancer victim’s signature history. I have testified 99 times on topics such as signature and handwriting identification, typewriter identification and ink alterations.

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