Areas of Expertise

  • Alcohol Testing
  • All Blood Testing Methods for
  • Drugs and Alcohol
  • Analytical Intruments
  • Breath Testing for Alcohol
  • Drug Testing
  • Test results and their relations to impairment, behavior and/or accidents
  • Urine Alcohol and Drug Testing
  • Vitreous Humor Testing

Our experts have unparalleled credentials and are highly accomplished, each having at least one terminal degree (M.D., Ph.D., J.D.)

Recent News

05.13.2016
Expert giving basis of opinion

So long as this threshold requirement of reliability is satisfied, even matter that is ordinarily inadmissible can form the proper basis for an expert’s opinion testimony. (In re Fields (1990) 51 Cal.3d 1063, 1070, 275 Cal.Rptr. 384, 800 P.2d 862 [expert witness can base “opinion on reliable hearsay, including out-of-court declarations of other persons”]; see […]

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01.28.2016
permitting witness to use sketch

People v. Murphy, 39 Cal. 52, 1870 WL 828 (1870) (permitting witness to use sketch of house or other object, not introduced in evidence, to explain his testimony as to position of persons and objects, is not error, though sketch is not shown to be correct representation). Civ. Prac. Guide Ca. Motions in Limine § […]

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01.26.2016
Effects of Drugs

Spiehler’s third opinion is not based on sufficient facts or data, and thus is unreliable under FRE 702. Spiehler had never seen Turner either sober or under the influence of methamphetamine and she was not provided information about Turner’s history of drug use or habitual levels of drug/alcohol use. This case is similar to Kunz […]

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01.19.2016
View crime through the eyes of the victim

“We have settled that an appeal to the jury to view the crime through the eyes of the victim is misconduct at the guilt phase of trial; an appeal for sympathy for the victim is out of place during an objective determination of guilt.” (People v. Stansbury (1993) 4 Cal.4th 1017, 1057 [17 Cal.Rptr.2d 174, […]

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