Welcome to Law.com Class Actions: Critical Mass, a weekly briefing for class action and mass tort attorneys. 

This week: Beasley Allen’s Clay Barnett talks about this month’s rare class action verdict against GM. As lawsuits grow over Merck’s Gardasil vaccine, a federal judge on Tuesday appointed a plaintiffs leadership team. Find out who defendants like Amazon and Google have retained in privacy lawsuits over “session replay” software.