M'Kim v. Marshall

How courts have described this case

Verbatim parenthetical descriptions written by other courts when citing this decision. Ranked by citation-network relevance.

• concluding that failure to lay experiential foundation for recognizing drug renders opinion inadmissible
• noting a witness could previously only testify to facts, not opinions
• a drug user can testify on the identity of drugs if the proper foundation is laid
• drug user can offer lay opinion identifying drugs based on experience or specialized knowledge even though not an expert
• a lay opinion based on personal knowledge and experience still falls within Evid.R. 701 even if on a subject outside the realm of common knowledge
• even a drug user lay witness can provide an expert opinion on identity of a drug if accompanied by a foundation as to personal knowledge and experience

Source: CourtListener parenthetical corpus (CC0).