The Texas Supreme Court’s recent decision in Werner Enterprises, Inc. v. Blake (No. 23-0493) clarifies proximate causation in personal injury cases ensuring an appropriate bar for proving the causation element of a negligence claim. The Court reversed a nearly $90 million jury verdict in favor of the plaintiffs, hinged on a holding that the substantial factor element of proximate causation was not met in a deadly collision where a vehicle carrying the plaintiffs lost control on an icy road, crossed a wide median into oncoming traffic, and collided with an 18-wheeler operated negligently by the commercial truck driver. “Proximate cause is not established merely by proof that the injury would not have happened if not for the defendant’s negligence,” but rather also requires “proof that the defendant’s negligence was a substantial factor in causing the injury.” Werner Enterprises, Inc. v. Blake No. 23-0493, 2025 WL 2239275, at *1 (Tex. June 27, 2025).

The Dallas Court of Appeals sitting en banc recently denied review of a panel decision that reversed an $8.8 million dollar asbestos verdict and rendered a take-nothing judgment in favor of an employer in