No. 23-1004 ___________________________

Tumey, LLP; Tod T. Tumey

Plaintiffs - Appellants

v. Mycroft AI, Inc.; Joshua Montgomery; Michael Lewis

Defendants - Appellees ___________________________

No. 23-1214 ___________________________

Tumey, LLP; Tod T. Tumey

Plaintiffs - Appellants

v. Mycroft AI, Inc.; Joshua Montgomery; Michael Lewis

Defendants - Appellees ____________

Appeal from United States District Court for the Western District of Missouri - Kansas City ____________

Submitted: September 21, 2023 Filed: October 24, 2023 ____________ Before SMITH, Chief Judge, MELLOY and ERICKSON, Circuit Judges. ____________ MELLOY, Circuit Judge.

Tod T. Tumey and Tumey, LLP (collectively, “Tumey”) appeal the district court’s1 denial of their motion to disqualify Mark Lanterman from serving as an expert witness. Appellants argue that Lanterman’s t