The Rhode Center has turned its focus to multidistrict litigation (MDL)—a procedural vehicle that facilitates the consolidation of similar federal claims filed across the country—into a single “transferee” court. This once-obscure system has grown (and grown, and grown) over decades. MDLs currently contain more than 400,000 active claims and routinely involve policy issues of national import. The size, rise, and substantive consequence of MDLs make them urgent topics for further research.