It’s a good day in suburban Philadelphia.  The sun is shining, the snow is melting, Covid-19 cases are down nationwide, and we just got a text from the Drug and Device Law Rock Climber heralding a weekend visit (with the Irascible Rescue Pomeranian in tow).  We are enjoying a welcome (if cautious) flash of optimism. 

In the mass torts world in which we find ourselves, glimmers of jurisprudential light can seem few and far between. Two things we love are good warnings causation decisions and sneaky plaintiffs getting caught at their own games.  Today’s case has both.  In Thompson v. Janssen Pharm., Inc., 2017 WL 5135548 (C.D. Cal. Oct. 23,