Ordinarily, a defendant will not actively try to help the plaintiff prove her case. But even this fundamental principle of the adversarial litigation process has limits. For example, in the criminal context, a defendant may cooperate with the prosecution in exchange for immunity or preferential sentencing. Thus, the internet’s recent fascination with the overeager Tekashi

Notwithstanding general public opinion of attorney ethics, most people (including attorneys) believe that an attorney cannot dump a client in the middle of litigation to represent the other side. However, attorneys in the First Department may be surprised to learn that, in certain circumstances, a representation adverse to their former clients, even in litigation arising