Goebel v. Denver & Rio Grande Western Railroad

PAUL KELLY, JR., Circuit Judge.

This case requires us to explore the gatekeeper function of the district court in determining the admissibility of expert witnesses under Daubert v. Merrell Dow Pharmaceuticals, Inc., 509 U.S. 579, 113 S.Ct. 2786, 125 L.Ed.2d 469 (1993). Appellant Denver and Rio Grande Western Railroad Company (hereinafter “Railroad”) argues that the district court erred in admitting the testimony of Dr. Daniel T. Teitelbaum, which purported to establish a causal link between Appellee Richard Goe-bel’s cognitive brain damage and exposure to diesel exhaust at high altitude. We…