lay-opinion
7 cases — ← All topics
| Case | Title | Lower Court | Docketed | Status | Flags | Tags | Question Presented |
|---|---|---|---|---|---|---|---|
| 25-6092 | Olegario Lares-De La Rosa v. United States | Ninth Circuit | 2025-11-12 | Denied | Response WaivedIFP | circuit-split criminal-procedure evidence-interpretation federal-rules-of-evidence law-enforcement-testimony lay-opinion | Whether Federal Rule of Evidence 701 permits a law enforcement officer to provide a lay opinion about the meaning of ordinary language used in a recor… |
| 24-7462 | Henry Weaver v. United States | Fifth Circuit | 2025-06-18 | Denied | Response WaivedIFP | allen-charge due-process evidence-rule fifth-amendment grand-jury lay-opinion | Should the Fifth Amendment apply to grand jury proceedings, and do Allen charges unconstitutionally influence minority jurors, and do law enforcement … |
| 24-6591 | Kimberly Sponaugle v. United States | Third Circuit | 2025-02-19 | Denied | Response WaivedIFP | criminal-procedure expert-disclosure expert-witness-testimony federal-rules-of-evidence lay-opinion wire-fraud | Whether the trial court erred in allowing prosecution expert witnesses to provide lay opinion testimony without making mandatory expert witness disclo… |
| 23-406 | Taylor J. Matson v. United States | Ninth Circuit | 2023-10-18 | Denied | Response Waived | case-agent criminal-procedure evidence evidence-summary jury-inference jury-instructions lay-opinion lay-witness-testimony legal-interpretation plain-language-interpretation summary-of-evidence witness-testimony | Whether case agents may offer lay opinions summarizing evidence, interpreting plain language, and drawing inferences from evidence that only a jury ma… |
| 20-8430 | Samuel Gayden v. Illinois | Illinois | 2021-06-24 | Denied | IFP | chain-of-custody criminal-procedure dna-evidence evidence-admissibility fair-trial ineffective-assistance jury-instructions lay-opinion prosecutorial-misconduct trial-procedure witness-identification | Whether the State misused DNA evidence to link Petitioner to the weapon used in the offense, and to alleged threatening letters sent from the Cook Cou… |
| 20-6141 | David William Smith v. United States | Fourth Circuit | 2020-10-27 | Denied | Response WaivedIFP | burden-of-proof confrontation-clause evidence-rule-701 expert-testimony hearsay-evidence law-enforcement-testimony lay-opinion professional-experience rule-701 rule-702 testimonial-hearsay | When can law enforcement officers offer lay opinions based on professional experience? |
| 18-5747 | Javier Amador-Flores v. United States | Tenth Circuit | 2018-08-31 | Denied | Response WaivedIFP | circuit-split criminal-procedure evidence evidence-law expert-testimony federal-rules-of-evidence law-enforcement lay-opinion lay-opinion-testimony lay-testimony specialized-knowledge witness-testimony | When a law-enforcement agent expressly compares the events in a case to what is typical in other cases he has investigated, is his opinion based on 's… |