Learned Treatises

What is Learned Treatises?

Legal rule establishing a published text as authoritative, either by expert testimony or by judicial notice, and is thus admissible as an exception to the hearsay rule. Such works may then be used to examine or cross-examine an expert witness.

Further Reading

For more detailed information, see our related Evidence terms:

• Hostile Witness
• Then Existing Mental, Emotional, or Physical Condition
• Residual Exception
• Declaration Against Interest
• Statements for Purpose of Medical Diagnosis or Treatment