Expert Witness Disclosures (Federal)


Summary

This practice note explains how and when to disclose expert witnesses and expert reports in a federal action, and covers topics such as which experts need to be disclosed, which experts must produce an expert report, procedure and timing for disclosures, unretained experts, rebuttal testimony, consequences of disclosure, waiver, work product protection, withdrawal of expert designation or re-designation, and the duty to amend or supplement expert reports and disclosures.