Nothing new under the sun: The NIST primer on “Probability and Likelihood Ratios” gives a misleading negative portrayal of the likelihood-ratio framework

In March 2025, the National Institute of Standards and Technology (NIST) published a series of primers designed to provide judges and attorneys with a neutral source of information on foundational forensic-science principles. Unfortunately, the primer on “Probability and Likelihood Ratios” gives a misleading negative portrayal of the likelihood-ratio framework. This perspectives paper refutes that misleading portrayal.