“The unethical behavior of Seward & Kissel’s Chevron-linked prosecutors opens the door to future cases in which judges give private law firms the authority to prosecute the critics of multinational corporations—without disclosing their ties to those same industries,” the student letter issued to Seward & Kissel’s partnership says. Donziger, facing criminal contempt-of-court charges in Manhattan federal court, helped win an $8.6 billion judgment against Chevron in Ecuador. He claims Chevron has been trying to ‘ruin’ him ever since.