Texas Judicial Branch

Commission Investigative Reports

Texas Forensic Science Commission Investigative Reports

Texas Forensic Science Commission Investigative Reports
TypeCase #Submitted BySubjectReportDisciplinePublishedSize (MB)
Self-Disclosure25.68Steve MayesJefferson County Regional Crime LaboratoryFinal Report on Jefferson County Regional Crime Laboratory 25.68 (CSI; Seized Drugs; Forensic Biology/DNA)Crime Scene Investigation; Seized Drugs; Forensic Biology/ DNA4/24/2026 
Self-Disclosure25.66Harlie SanchezSouthwestern Institute of Forensic Sciences (SWIFS)Final Report on SWIFS 25.66 (Forensic Biology/DNA)Forensic Biology/ DNA4/24/2026 
Complaint24.45Mark ThiessenDPS HoustonFinal Report on Complaint 24.45: DPS Houston (Toxicology/Blood Alcohol)Toxicology/Blood Alcohol10/24/2025 
Self- Disclosure24.32Ali SalihDNA Reference LabFinal Report on DNA Reference Lab No. 24.32 (Forensic Biology/DNA)Forensic Biology/ DNA07/25/25 
Self- Disclosure25.01Michal PierceHarris County Institute of Forensic SciencesFinal Report on Harris County Institute of Forensic Sciences No. 25.01 (Seized Drugs)Seized Drugs04/11/2025 
Complaint24.58Kevin SchuetteDPS TylerFinal Report on Complaint 24.58; Kevin Schuette; (DPS Tyler; Seized Drugs)Seized Drugs04/11/2025 
Self- Disclosure24.29 DPS WeslacoFinal Report on DPS Weslaco No. 24.29 (Seized Drugs)Seized Drugs01/31/2025 
Complaint23.67Tiffany RoyTimothy Kalafut, Ph.D.Final Report on Complaint 23.67; Tiffany Roy; (Timothy Kalafut Ph.D.; Evaluation of Biological/DNA Results Given Activity Level Propositions)Evaluation of Biological/DNA Results7/26/20244.85
Complaint21.27National Innocence Project; University of Colorado Law SchoolHouston Police Department Crime LaboratoryFinal Report on Complaint 21.27; National Innocence Project, University of Colorado Law School (Houston Police Dept. Crime Lab; Firearms)Firearms04/26/2024 
Complaint22.16Harris County Public DefenderRon Smith & Associates

Final Report on Complaint 22.16 Harris County Public Defender (Ron Smith & Associates; Latent Prints)

Webinar

Latent Prints10/20/2023 
Self-Disclosure21.72 Brazoria County Sheriff's Office Crime LaboratoryFinal Report on Brazoria County Sheriff's Office Crime Laboratory No. 21.72 (Blood Alcohol)Blood Alcohol07/21/2023 
Self-Disclosure22.39 Bode TechnologyFinal Report on Bode Technology No. 22.39 (Forensic Biology/DNA)Forensic Biology/DNA04/14/2023 
Self-Disclosure22.17 Fort Worth Police Department Crime LaboratoryFinal Report on Fort Worth Police Department Crime Laboratory No. 22.17 (Proficiency Testing)Proficiency Testing04/14/2023 
Complaint20.55 ExperToxFinal Report on Complaint No. 20.55 Wood, Carrie (ExperTox; Forensic Toxicology) 04/14/2023 
Self-disclosure22.18 Houston Forensic Science Center

Final Report on Houston Forensic Science Center Self-disclosure No. 22.18, Forensic Biology/DNA; Trial Testimony of Stephen Adam Vinson

Webinar

Forensic Biology/DNA11/15/2022 
Complaint21.46 Damon Earl LewisFinal Report on Complaint No. 21.46, Damon Earl Lewis (Sexual Assault Nurse Examiner Kim Basinger)Sexual Assault Nurse Examination05/05/2022 
Complaint21.54 James SmileyFinal Report on Complaint No. 21.54, James Smiley (Signature Science, LLC; Forensic Biology/DNA)Forensic Biology/DNA04/28/2022 
Self-disclosure21.49 Fort Worth Police Department Crime LaboratoryFinal Report on Self-Disclosure No. 21.49, Ft. Worth Police Department Crime Laboratory (Forensic Biology/DNA) 04/22/2022 
Complaint21.32 Harris Co. Public Defender for Theodore SchmidtFinal Report on Complaint No. 21.32, Harris County Public Defender's Office for Theodore Schmidt (Dr. Melba Ketchum; Canine DNA)Forensic Biology/DNA03/04/2022 
Self-Disclosure21.41 NMS LabsNMS Hemp Marihuana Differentiation Final ReportSeized Drugs01/27/2022 
Self-Disclosure21.17 Southwestern Institute of Forensic Sciences (SWIFS)Final Report Concerning Firearms/Toolmarks Analyst Phong Ngo, Ph.D.Firearms/Toolmarks12/09/2021 
Complaint20.47 Trisa CrutcherFort Worth Police Department Crime LaboratoryMultiple07/28/2021 
Complaint20.60 Gerard CantuArmstrong Forensic Labs, Inc.Seized Drugs07/23/2021 
Self-Disclosure20.20 DPS AustinTexas Department of Public Safety (Austin) Concerning Materials (Trace) Analyst Katrina BattleMaterials (Trace)04/13/2021 
Self-Disclosure20.48 DPS AustinTexas Department of Public Safety (Austin) Self-Disclosure Concerning Seized Drug Analyst Timothy CornelisenSeized Drugs04/01/2021 
Self-Disclosure20.13 Signature ScienceSignature Science Self-Disclosure of Professional Misconduct and Evidence Handling by Technician Caitlyn MercerForensic Biology04/01/2021 
Complaint19.04 Dr. Robert CollinsTexas Department of Public Safety (Houston)Forensic Biology/DNA04/01/2021 
Self-Disclosure19.46 NMS LabsNMS Labs Self-Disclosure Concerning Analyst Jessica AlmondSeized Drugs07/24/2020 
Self-Disclosure19.03 Texas Department of Public Safety (Austin)Texas Department of Public Safety (Austin) Self-Disclosure Concerning Testimony of D. Jody KoehlerForensic Biology/DNA08/16/2019 
Complaint18.21 Amanda CulbertsonTexas Department of Public Safety- El PasoBlood Alcohol08/16/2019 
Self-Disclosure19.12 Ft. Worth Police DepartmentFt. Worth Police Department Crime Lab Self-Disclosure Concerning Analyst Amanda SchaffnerForensic Biology/DNA08/16/2019 
Complaint16.56 Walter Reaves for Joe. D BryanComplaint Against Robert Thorman and Texas Department of Public SafetyBPA/Serology10/05/20180.85
Complaint17.04 Lisa GefridesComplaint Against Houston Forensic Science CenterForensic Biology/DNA07/08/201846.20
Self-Disclosure17.28Texas Department of Public Safety- Garland Self-Disclosure Concerning Testimony of Christopher YoungkinToxicology/Blood Alcohol04/20/2018104.20
Complaint16.48Harris County Criminal Lawyers' Association Complaint against Harris County Institute of Forensic Sciences & Fessessework GualeToxicology04/20/201874.80
AccreditationN/ATexas Forensic Science Commission National Medical Services, Inc. (NMS) DNA Analysis in Case of U.S. v. TorneyForensic Biology/DNA04/20/201820.60
Complaint16.40Harris Co Public Defender's Office Complaint against Harris Co Institute of Forensic Sciences, Harris Co Sheriff's Office and Houston PD on behalf of Norma ClarkGunshot Residue/Bloodstain Pattern Analysis02/02/20186.80
AccreditationN/ATexas Forensic Science Commission Austin Police Department Forensic Services Division, DNA SectionForensic Biology07/08/201617.00
Complaint1088.14.08Frank Blazek Complaint against Southwestern Institute of Forensic Sciences on behalf of Joshua RagstonFirearms/Tool Marks04/19/201628.30
Complaint1109.15.07National Innocence Project Complaint on Behalf of Steven Mark ChaneyBite Mark Comparison04/12/20160.29
Complaint1081.14.11Tamara Parsons Complaint against Knox & Associates on behalf of George R. Powell, IIForensic Video Analysis/Height Determination04/12/201645.10
Self-Disclosure2003.14.01Integrated Forensic Laboratories, LLC. Integrated Forensic Laboratories, LLC Laboratory Self-DisclosureFirearms/Tool Marks11/05/201510.30
Self-Disclosure2015.14.10Andrea Gooden Houston Forensic Science Center Analyst Self-DisclosureToxicology01/23/20140.27
Self-Disclosure2001.12.02Texas Department of Public Safety- Houston Texas Department of Public Safety Houston Regional Crime Laboratory Self-DisclosureSeized Drugs04/05/20130.23
Self-Disclosure2000.12.01Tarrant County Medical Examiner's Office Crime Laboratory Tarrant County Medical Examiner's Office Crime Laboratory Self-DisclosureForensic Biology10/05/20120.91
Complaint1050.12.01Debra Stephens Complaint against Austin Police Department Crime LaboratorySeized Drugs10/05/20129.89
Complaint10.4411.11National Innocence Project Complaint against El Paso Police Department Crime LaboratoryControlled Substance07/27/20125.89
Complaint1000.09.01National Innocence Project Complaint against Texas State Fire Marshal's Office on behalf of Cameron Todd Willingham & Ernest Ray WillisFire Debris/Arson10/28/201122.6
Complaint1024.10.25Cecily Hamilton Complaint against Austin Police Department Forensic Science DivisionForensic Biology/DNA09/08/20111.98
Complaint1001.09.02National Innocence Project Complaint against Texas Department of Public Safety- El PasoForensic Biology/Serology09/08/2011 

DNA Mixture Interpretation Review Panel

  • Bruce Budowle (Chair)
  • Sheree Hughes-Stamm (Panel Member)
  • Nancy Downing (Panel Member)
  • Jarvis Parsons (Panel Member)