Barrel of Fun, Inc. D/B/A the Music Factory v. State Farm Fire & Casualty Company

GARWOOD, Circuit Judge:

This case presents the question of whether expert testimony based solely on the results of a psychological stress evaluation (PSE) is admissible evidence. Because we conclude that no relevant distinction can be drawn between such testimony and expert testimony based on polygraph evidence— long held inadmissible by this Court — we hold that PSE evidence is likewise inadmissible.

On November 24, 1981, a fire occurred at The Music Factory, a retail store selling phonograph records, tapes, stereo equipment, and musical instruments, in Larose, Louisiana. The Music Factory was…