Forensic Science Evidence Expert Witness

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Forensic Science Evidence Expert Witness

Provides Opinion & Testimony In:

Forensic Scientist, Forensic Science, Evidence Analysis, Trace Analysis, Paint Analysis, Glass Analysis, Filaments Analysis, Fibers Analysis, Footwear Analysis, Explosive Residue Bloodstain Pattern Analysis, Electron Microscopy, Crime Scene Search Soil Analysis, Drug Analysis, Polarized Light microscopy, Infrared Spectroscopy, Mass Spectrometry, Stereochemistry, Synthesis, Chemist, Chemistry, Criminalities, DEA, NFSTC, Trace Evidence, FBI, MSU, Decomposed Human Remains, Confocal Microscopy, paint Data Query, Tire Impression Evidence, Wood Identification, Airbag Examination, Soil Examination, Separation Techniques, Morphology, Pyrotechnics, Chromatography, Liquid Chromatography,


2003 – Present
Private Forensic Testing Company

1990 – 2011
Forensic Scientist Michigan State Police Forensic Laboratory

1988 – 1990
Drug Enforcement Administration Western Laboratory
San Francisco, CA


President and chief forensic scientist of ISO 17025 accredited private forensic laboratory and ISO 17043 accredited provider of proficiency tests to approximately 200 forensic laboratories worldwide. Expert in the analysis of trace evidence, including paint, glass, filaments, fibers, footwear and explosive residue as well as quantitative and qualitative analysis of suspected controlled substances. Proficient in many analytical methods such as GC-MS, SEM-EDS, FTIR, HPLC, IC and GC as well as wet chemistry. Testified over 250 times in federal and state courts in eight different states and Canada in relation to these analyses. Assisted and advised various federal and state authorities on trace evidence examination, report writing, crime scene reconstruction, clandestine drug laboratory investigations and other enforcement activities.

  • Recipient of the 2016 American Academy of Forensic Sciences (AAFS) Paul L. Kirk Award. This award is the highest honor given by the Criminalistics Section of the Academy.
  • Past-President of the American Society of Trace Evidence Examiners (ASTEE).
  • Past-President of the Midwestern Association of Forensic Scientists (MAFS).
  • Recipient of the 2003 Midwestern Association of Forensic Scientists “Outstanding Scientist” Award.
  • One of fifteen forensic scientists selected to the Organization of Scientific Area Committee (OSAC) Chemistry and Instrumental Analysis Committee. This committee oversees the development and promulgation of forensic science consensus documentary standards and guidelines in the areas of Materials (Trace Evidence), Drug Analysis, Toxicology, Geology, Fire Debris and Explosives, and Gunshot Residue. OSAC is an initiative by the National Institute of Standards and the Department of Justice to strengthen forensic science in the United States and ensure that a sufficient scientific basis exists for each discipline.
  • One of ten forensic scientists selected to the Scientific Working Group for Materials Analysis (SWGMAT) Paint Subgroup, which produced international guidelines for forensic paint examination.
  • Forensic expert in many high profile forensic cases, including the re-examination of fiber evidence in the West Memphis Three case (AR), the Ricky Holland homicide case (MI), the Tehrankari homicide case (ON) and the Coprez Coffie civil trial (IL).
  • Developed report writing/significance guidelines for trace evidence adopted by many forensic laboratories worldwide; including disciplines in the FBI Laboratory and the BKA in Germany.
  • Chair of the SWGMAT Ad-Hoc Report Writing Committee
  • Reviewer in the “NIJ Basic and Applied Research in Forensic Science” grant program.
  • Former editor of the Journal of the American Association of Trace Evidence Analysts (JASTEE), a peer reviewed research publication.
  • Statewide coordinator for Michigan State Police for bloodstain pattern analysis, 2004-2006.
  • Responsible for method development for trace evidence and drug analysis.
  • Frequently processed crime scenes and has participated in clandestine laboratory raids.
  • Presented forensic research regarding drug analysis, paint analysis, fiber analysis, glass analysis, soil analysis, bloodstain pattern analysis, scanning electron microscopy, crime scene search, report writing, significance, stereochemistry and clandestine laboratories through peer reviewed scientific journals and/or scientific meetings.
  • Instructor in the Michigan State Police detective and crime scene technician programs.

1998 Adjunct Professor

2002-2004 Michigan State University Forensic Science Program
2007-2008 Michigan State University College of Law

Instructor of graduate level courses in forensic science, the analysis of controlled substances, trace evidence and polarized light microscopy. Areas emphasized in the courses included various forms of microscopy, infrared spectroscopy, mass spectrometry, stereochemistry and synthesis. Served on numerous master thesis committees.

Education Master of Science Degree in Forensic Science 2001
Michigan State University, East Lansing, MI

Bachelor of Science Degree, Dual Major: Chemistry & Criminalistics 1988
Michigan State University, East Lansing, MI


  • American Association of Trace Evidence Examiners (ASTEE), Past- President
  • Midwestern Association of Forensic Scientists (MAFS), Past-President Organization of Scientific Area Committees (OSAC), Chemistry and Instrumental Analysis SAC Member
  • Scientific Working Group for Materials Analysis (SWGMAT), Paint
  • Subgroup Member
  • American Society of Trace Evidence Examiners, Founding Member
  • American Academy of Forensic Sciences (AAFS), Fellow
  • American Chemical Society (ACS), Member


  • AAFS Paul L. Kirk Award Recipient, 2016
  • MAFS Outstanding Scientist Award Recipient, 2003
  • MSP Professional Excellence Award Recipient, 2002, 2008
  • IAI Certification in Bloodstain Pattern Analysis, 2003, 2008, 2013
  • IAI Certification in Footwear Examination, 2004, 2009, 2014
  • Midwest Forensic Resource Center Research Grant Recipient 2005-2006

Continuing Education

  • American Chemical Society: Mass Spectrometry 1988
  • DEA Clandestine Laboratory Safety Certification 1989
  • DEA Forensic Chemist Seminar 1990
  • Hewlett Packard: HPLC 1990
  • Bowdoin College: IR Spectroscopy I 1991
  • Bowdoin College: IR Spectroscopy III 1994
  • NFSTC Trace Evidence Workshop 1997
  • McCrone Institute: Polarized Light Microscopy 1997
  • Northwestern University Traffic Institute: Forensic Photography 1997
  • MSU Forensic Entomology 1998
  • MSP Bloodstain Pattern Interpretation 1999
  • CCI Paint Examination and Comparison 1999
  • MSU SEM/EDS 1999, 2000, 2001
  • LEO Electron Microscopy course in SEM 1999
  • FBI/MAFS Fiber AnalysisWorkshop 2000
  • MSU Confocal Microscopy 2000
  • MSU Decomposed Human Remains 2001
  • Bodziak Footwear Impression Evidence 2001
  • RCMP Paint Data Query System 2002
  • Bodziak Tire Impression Evidence 2002
  • McCrone Institute: Microscopy of Explosives 2003
  • MAFS Wood Identification Workshop 2003
  • MAFS Airbag Examination Workshop 2003
  • MAFS/McCrone Advanced Fiber Examination Workshop 2004
  • MAFS/SAFS Soil Examination Workshop 2004
  • Advanced Bloodstain Pattern Analysis 2006
  • MAFS/MFRC Advanced Crime Scene Reconstruction 2006
  • MAFS Forensic Analysis of Knots & Ligatures Workshop 2006
  • MAFS Chemistry of Pyrotechnics 2006
  • MAFS/MFRC Advanced Trace Evidence Symposium 2006
  • Bowdoin College IR Spectroscopy II 2006
  • MSP Physical Match Workshop 2006
  • Northwestern University Lamp Examination Workshop 2006
  • ATF/NSFTC Fire Debris Analysis 2007
  • MSP Tape Analysis Workshop 2007
  • MAFS Advanced Fire Debris Analysis 2007
  • MFRC Bloodstain Pattern Symposium 2008
  • McCrone Institute: Microscopy of Paints and Polymers 2009
  • MAFS/SAFS Lubricant Examination 2009
  • MAFS/SAFS Garbage Bag Examination 2009

Selected Teaching/Presentations:

  • Instructor: DEA Clandestine Laboratory Safety Certification, Salt Lake City, UT 1990
  • Instructor: MSP Supervisory Development Program 1996-1998
  • Instructor: MSP Evidence Technician/ Detective Schools 1998-2003
  • Instructor: MSP Bloodstain Pattern Analysis Workshops 2005-2006
  • Instructor: MAFS/MFRC Scanning Electron Microscopy Workshop, Ames, IA
  • 2005 Board Member: MAFS 2004-2005, 2006-2009
  • Board Member: ASTEE 2009-Present
  • Chair: MAFS Training & Education Committee, 2004-2006
  • Chair: MAFS Trace Evidence Section 2009-2011
  • Coordinator: Science Crime Event, MI Science Olympiad 1993-1998
  • Coordinator: MAFS Paint Examination & Comparison Workshop, Lansing, MI 2003, 2008
  • Coordinator: MAFS LA-ICP-MS of Glass Workshop, E. Lansing, MI 2005
  • Coordinator: MAFS Chemistry of Pyrotechnics Workshop, Lansing, MI 2006
  • Coordinator/Speaker: MAFS Advanced Trace Evidence Symposium, Ames, IA 2006
  • Moderator: GHB Symposium, 2000 American Academy of Forensic Sciences Meeting, Reno


Available Upon Request