The woman who built the Standardized Field Sobriety Tests testified under oath that they do not measure driving. A forensic toxicology review of the science behind HGN, the Walk-and-Turn, and the One-Leg Stand.
A cannabis DUI framework separating proof of prior use, recent use, driving-time impairment, and crash causation using toxicology, SFST, and crash-risk research.
Read Article: Cannabis DUI Evidence: Four Questions That Must Remain Separate
A practical worksheet for comparing original and amended toxicology reports, tracking changed findings, and organizing focused laboratory follow-up.
Read Article: Amended Toxicology Reports: A Version Comparison Worksheet
Review nitazene assay coverage, reporting limits, collection timing, and retained specimens before treating a negative result as evidence of no exposure.
Read Article: A Negative Nitazene Test: What Counsel Should Establish Before Relying on It