By Gerald L. Maatman, Jr. and Jennifer A. Riley  Duane Morris Takeaway: In 2022, corporate defendants aggressively asserted defenses based on personal jurisdiction to fracture collective actions in particular. In Bristol-Myers Squibb Co. v. Superior Court of California, San Francisco County, 137 S. Ct. 1773 (2017), the U.S. Supreme Court held that each plaintiff in …