Daniel W. Vomhof, Ph.D. ![]() Expert Witness Services, Inc. 8387 University Avenue Phone: (619) 464-3477 Website: http://www.4n6xprt.com Forensic Consultant since 1969 Accident Reconstruction & Evaluation Animation Human Factors & Causation Biomechanics & Injury Causation Alcohol or Medications & Causation Warnings / Labels / Manuals & Causation Visibility, Illumination & Causation Product Failure Analysis Questioned Documents Handwriting, Printing, Signatures Alcohol / Medication / Age Effects Alterations |