Welcome to Law.com Class Actions: Critical Mass, a weekly briefing for class action and mass tort attorneys. A bankruptcy judge sided with Johnson & Johnson’s LTL Management about how to proceed with the talc case. The day after the Chapter 11 filing over 3M‘s combat earplugs, a federal judge in the multidistrict litigation had a lot of questions. Find how who is representing Target in cases alleging prenatal acetaminophen use is linked to ADHD and autism.LESSONS: “Don’t speak so much. Empathize, Kenneth Feinberg said.