This Article is about how federal white collar crime law is put to the test of defining corruption. We focus on the concept of “corruption” while acknowledging that it is hopelessly vague and that the legal system, so long as it identifies more specific goals for criminal or civil legislation, bears no intellectual responsibility to define “corruption” or to resolve larger philosophical debates about its meaning. Nevertheless, the effort at definition finds motivation in several sources, such as deference to the normative concerns of juries or the public generally, sincere respect for the normative standards imputed to legislatures, and concern for coherence in or restraint on prosecutorial and jury discretion in the absence of clear legislative criteria. Whatever the key motivation, white collar crime prosecutions frequently turn on difficult value-laden judgments about types and effects of conduct for which the term “corruption” is, in the spheres of laws and morals, our dominant name...